Write the vector u as a sum of two orthogonal vectors, one of which is the vector projection of u onto v, prove u = (-8,8), v = (-1,2)

a. (-0,5,1) + (-7.5,-9)
b. (-1,2) + (-7,-10)
c. (-1,2) + (-2,-1)
d. (1.6,-3.2) + (9.6,-4.8)

Which graph represents the linear function below? y-4= (4/3)(x-2)

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!

240 seventh graders and two-thirds of the students participate in after-school activities how many students participate in after-school activities