If -6x+12=0 and 4y + 5=9, what is the value of ×+y​

Answers

Answer 1

Answer:

x=2 y=1 x+y= 2+1=3 3 is the value of x+y

Step-by-step explanation:

Answer 2

Answer:

X=2, Y=1

X+Y=3

Step-by-step explanation:

-6x+12=0. first subtract 12 from each side

-6x=-12 now divide both sides by -6

X=2

4y+5=9. subtract 5 from each side

4y=4 divide both sides by 4

Y=1

2+1=3


Related Questions

which quadrilateral makes this statement true? Quadrilateral ABCD

Answers

Answer:

A.

Step-by-step explanation:

Find each missing angle
Please

Answers

Answer:

m<1=61

m<2=40

m<3=60

m<4=80

m<5=100

Step-by-step explanation:

180/3=60

180/9=20

20x2=40

20x4=80

20x3=60

59+60=119

180-119=61

180-80=100

solve this please

log(4x+16)=2

Answers

Answer:

X = -3.5

Step-by-step explanation:

Answer:

-7/2

Step-by-step explanation:

4x+16=2

  -16      -16

4x= 2-16

4x=-14

/4    /4

x= -7/2

which point 1 on the number line?
0
1/6
A
B
C
D
Choose 1 answer
A
B
C
D

Answers

Answer:

kind of confusing to read

Step-by-step explanation:

Pls help for my math class!

Answers

Answer:

i think it is b but i am not 100%

sorry if i am wrong

Step-by-step explanation:

What is the output of the function when the input is 10? On the graph plot this point and label its coordinates

Answers

Answer:

Output value = 20

Step-by-step explanation:

Graph of any function is made up of two values → Values on x axis and Values along y axis.

x values represent the input values and y values represents the output values.

For every x value there is a y value because of which the data set is called to a function.

In other words, a function can't have two output values for a single input value.

If the input value of function is = 10

Then for x = 10, out value (along y axis) will be = 20

Therefore, Output value of the given function is 20.

Please help ASAP thank you

Answers

Answer:

the origin is point (0,0) where the two lines meet

It's not in a quadrant

The horizontal line (----) is the x-axis and the vertical line ( | ) is the y- axis

these split the graph into 4 parts, called quadrants.

They're usually labelled in roman numerals (I, II, III, IV)

Quadrant I is the top right

they're labelled counter-clockwise from there so

Quadrant II is the top left

Quadrant III is the bottom left and

Quadrant IV is the bottom right

Solve w^2+13w+42=0 by factoring.

Answers

Answer: {-7, -6}

Explanation: When an equation has a squared term in it,

it's called a polynomial equation.

The rule for solving a polynomial equation

is to first set it equal to 0, then factor.

Since this equation is already set equal to 0, we can factor the left side.

The left side is a trinomial that can be

factored as the product of two binomials.

The first term in each binomial will be a factor of the w².

Since w² factors a w · w, we use a w as our first term.

For the last terms, we use factors of 42 that add

to 13 and these factors are +7 and +6.

So we have (w + 7)(w + 6) = 0.

So either w + 7 = 0 or w + 6 = 0.

Solving for w in each equation, we find that our solution set is {-7, -6}.

Similar polygons have corresponding sides that are proportional and corresponding angles that are -
A congruent
B parallel
C similar
D proportional​

Answers

A. congruent

hope this helped <33

Are the following triangles similar or not similar?

Answers

No, 47 equals 47, 66 does not equal 67, hence not similar

2/3 - 1/3 what the difference

Answers

Answer:

2/3 begins w a 2 and 1/3 begins w a 1. thats the difference.. hope this helped :)

Step-by-step explanation:

Answer:

.3333333

Step-by-step explanation:

because u have to math ight

Harry receives a package for his birthday the package weighs 50 Oz what is the weight of the package in pounds and ounces?

Answers

Answer:

3 pounds 2 oz

Step-by-step explanation:

1 pound = 16 oz

x pounds = 50 oz

Cross Multiply

16x = 50 oz             Divide by 16

x = 50 / 16

x = 3 pounds with 2 oz left over.

Your calculator will give you 3.125

0.125 = 1/ 8

1/8 * 16 = 2

What is two thing you like about math

Answers

Answer:

1. Math encourages curiosity and questions.

2. Math can save you money. ...

Can somebody plz help answer these correclty (only if done this before) like show the answer /how I’m suppose to write it thx :3

WILL MARK BRAINLIEST WHOEVER ANSWERS THESE FIRST :DDD!!!

Answers

Answer:

1) 3x = 39  ; x = 39/3 = 13

2) x + 7 = 15 ; x = 15-7 = 8

3) 6x = 18  ; x = 18/6 = 3

4) x-4 = 11  ; x = 11 + 4 = 15

5) 1/7 x = 3   ;  x = 3 *7 = 21

6) 13+x = 21  ;  x = 21 - 13 = 8

I hope im right!!!

My teacher told me to do this question I will give brainliest

If you were to teach a friend how to solve the following two-step equation : 3x + 18 = 48, what would you say, step by step? You may work it out first before you start your writing.

Answers

Answer:

Step-by-step explanation:

3x + 18 = 48

Bringing like terms on one side

3x = 48 - 18

3x = 30

x = 30/10

x = 3

Answer:

x = 10

Step-by-step explanation:

Subtract 18 from both sides.

3x=48-18

Simplify  48-18 to 30.

3x=30

Divide both sides by 3.

x= 30/3

Simplify  30/3\ to 10

x=10

x=10

If 4 units equal 36 inches, what is the value of 1 unit

Answers

Answer:

9 inches

Step-by-step explanation:

i divided 36 by 4

Answer:

9 inches

Step-by-step explanation:

You divide 36 by 4 which gives you 9 inch

Mark Brainliest Pls :(

The rectangle below has an area of 49-x^249−x 2 49, minus, x, squared square meters and a width of 7+x7+x7, plus, x meters. What expression represents the length of the rectangle?

Answers

Answer:

7-x meters

Step-by-step explanation:

Answer: (7-x)

Step-by-step explanation: khan

MANUFACTURING. The number of cars built varies
directly as the number of hours the production line
operates. What is the ratio of cars built to hours of
production? At this rate, how many cars can they
build in 5 hours?

Answers

Answer:

60 cars per hour

Step-by-step explanation:

Please help! Im failing math Rn! Please help!

Answers

Answer:

rickrolled.

Step-by-step explanation:

¯\_(ツ)_/¯

you won't learn by asking others. do it yourself.

Answer:

K

Step-by-step explanation:

Solve the following proportion for x.

X/13 = 17/7

Round your answer to the nearest tenth.

Answers

Answer:

31.6

Step-by-step explanation:

x / 13 = 17 / 7

7x = 221

x = 221 / 7

x = ~31.6

suppose that 23 inches of wire cost 69 cents at the same rate, how much in cents will 45 inches of wire cost

Answers

Answer:

pppop

Step-by-step explanation:

the answer is $1.34 I don’t know how to explain it

pls tell me which to pick (a,b,c,or d)

Answers

Answer:

B (Y, N, N)

Step-by-step explanation:

a) y = 1/3x, so each value satisfies it. This is true.

b) If "a" is "Y" then b has to be no

c) 1 * 11 = 11

2 * 2 = 22

3 * 5 = 15

The last equation does not follow the rules for the previous two equations, so it is no.

Thus, the answer is B (Y, N, N)

7/12
Which expression is equivalent to this fraction?

Answers

Answer:

12/7

Step-by-step explanation:

yes ! cd

can someone help me pls );

Answers

Answer:

Hope it helps you,

Step-by-step explanation:

As the figure can be split in to 3 geometric figure,

Rectangle , Triangle and Semi circle ,

So first find the area of these figures then add up them ,

Area of rectangle = Length * width

Length = 20m m  and  width  = 14 mm

hence

Area of rectangle = 20*14  = 280 mm^2

Now ,

Are of  Circle  =  [tex]\\ \pi *d^{2} /4[/tex]

Then Area of semi circle = [tex]\\ \pi *d^{2} /8[/tex]

Hence we have d= 20mm

Putt in semi circle formula we get,

Area of Semi Circle= (3.14)*400/8  = 157 mm^2

Now area of triangle = 1/2 * length*width

length =32-20 = 12 mm

width = 14 mm

putt in the formula we get ,

Area of triangle = 1/2*12*14 = 84 mm^2

Now add these 3 Areas to get total Area,

Total Area = 84+157+280  = 521 mm^2

What’s 1/4 divided by 7 in lowest terms PLEASE HURRY AND ANSWER

Answers

Hmm I think it’s 1/28 and you can’t simplify it more then that hope this helped :)

06:20+35min=

06:23+ _ min=07:00

Answers

Answer:

27 min i think

Step-by-step explanation:

Answer: 9:35

Step-by-step explanation:

i think that's the right answer

ILL GIVE BRAINLIEST FOR FIRST ANSWER!
Divide.

12÷18

Answers

Answer:

0

Step-by-step explanation:

Katie answered 2/3 of a 15 problem math correctly. How many questions did Katie answer incorrectly?

Answers

2/3 of 15 is 10:)
so i believe she got 5 incorrect

help me ASAP!!!!! Please

Answers

Answer:

Equation: [tex]4^2+b^2=17^2[/tex]

can also be simplified to 16 + b^2 = 289 or b^2 = 273

Determine whether the graph shows a positive correlation, a negative correlation, or no correlation. If there is a positive or negative correlation, describe its meaning in the situation. Domestic Traveler Spending in the U.S., 1987-1999 Spending (dollars in billions) A graph titled Domestic Traveler Spending in the U S from 1987 to 1999 has year on the x-axis, and spending (dollars in billions) on the y-axis, from 225 to 450 in increments of 25. Year Source: The World Almanac, 2003

Answers

Answer:

A

Step-by-step explanation:

ifunny is dankreloaded

The solution is, Option B Negative ,as time passes, speed decreases.

What is Correlation?

Positive Correlation= With Increase in x value, y value also increases or vice versa, we call it positive correlation.

Negative Correlation= With Increase in x value, if y value decreases or vice versa, we call it negative correlation.

here, we have,

Description of the Graph

1. The Relation between , Speed and time is depicted on the graph.

2. Minute = x coordinate

Miles per hour= y coordinate

The points shown on the graph , describing the relationship are, (5,15),(10,13.8),(15,11),(20,10),(25,9.8).

There are two types of Correlation

Positive Correlation= With Increase in x value, y value also increases or vice versa, we call it positive correlation.

Negative Correlation= With Increase in x value, if y value decreases or vice versa, we call it negative correlation.

As you can see from the points plotted on the graph ,with increase in x value , y value decreases.

So it is negative correlation.

As, time passes, Speed Decreases, So it is a Negative Correlation.

Option B  Negative ,as time passes, speed decreases.

To learn more on Correlation click:

https://brainly.com/question/8474971

#SPJ7

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