Question

What is the relationship used and solve for the variable

Answer 1

y = 43, x = 23

Explanation:

`180 - 63 = 3y - 12\\117 = 3y - 12\\129 = 3y\\y = 43`

Supplementary angles add up to 180 and alternative angles (Z-pattern) are the same

`180 - 63 = 5x + 2\\117 = 5x + 2\\115 = 5x\\x = 23`