Question

The measure of the acute angles of the right triangle below are represented by x and y. In this triangle y is 15 less twice x

Answer 1

1) y is 15 less twice x
y= 2x - 15
2x - y = 15

2) x+y + 90 = 180
x+y = 90

System of equations:
x+y = 90
2x - y = 15

Answer is C.