Angle W is congruent to angle Z the measure of angle W is 5x + 10
The measure of angle Z is 55 degrees

Precalculus question, image attached.

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab