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Simplify the expression 21(2-y)+12y=44 find y state wether the product of 3 and 9 is rational or irrational. explain your answer WILL MARK BRANLIESTWhen describing a rotation, whatinformation must you include? Please help me!! Perimeter: about ______ ft squared Area: about ________ ft squared How fast much an 816kg Volkswagen travel to have the same momentum as (a) a 2650kg Cadillac going 16.0 km/h? (b) a 9080-kg truck also going 16.0 km/hr? Question 7 of 25Which structure is used by the organism to see the outside world? mow much would 600$ invested at 8% interest compounded continuously be worth after 3 years? Express the following repeating decimal as a fraction in simplest form. Which of the following is an example of the geographic concept of space?O West Africa is a geographic region on the continent of Africa.In New York City, subway stops are placed five blocks apartChloe lives in a suburb west of Houston, Texas.Each province or territory of Canada has a capital city.The country of Kazakhstan is south of Russia. national anthem of india, chinaand brazil When we expand (2x + 1/2)^6, what is the coefficient on the x^4 term? On the image below, which is the correct answer? A boy pushes his little brother on a sled. The sled accelerates from rest to (4 m/s). If the combined mass of his brother and the sled is (40.0 kg) and (20 W) of power is developd, how long time does boy push the sled?16s300s15s23s Which energy store is increased when an object is heated? the only reason i know cardiants is because of mincraft PLEASE HELP!!!Write the factored form of the least common denominator needed to simplify this expression What is the observation of heating of iodine crystals 4.2 To buy a new car is not a very good investment. In the first year the car willdecrease in value by 25%.4.2.1If the car costs R200 000, what will it be worth after 1 year? If the amplitude of a sound wave is increased by a factor of four,how does the energy carry by the sound wave in each time interval change?