Write two linear expressions that have a sum of 3x-8

What should be done to solve the equation? x+14=21 add 14 to both sides of the equation. subtract 14 from the left side of the equation. add 14 to the left side and subtract 14 from the right side of the equation. subtract 14 from both sides of the equation.

For which pair of functions is (gof)(a)=|a|-2?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')