Solve for x. 2x + 9 = 33

x = 7.5

x = 12

x = 21

x = 84

On an airplane there are two seats on the left side and three seats on the right side there are 90 seats o the right side of the plane

When a formula is solved for a particular variable, several different equivalent forms may be possible. if we solved a=1/2bh for h, one possible correct answer is h=2a/b . which one of the following is not equivalent to this? a. h= 2(a/b) b. h= 2a(1/b) c. h= a/1/2b d. h= 1/2a/b

Which expression is equivalent to 2x^2+7x+4?