Please help me Please help me Please help me Please help me Please help me Please help me

Answer:
8
Step-by-step explanation:
A right angle always equals 90 degrees. Put both equation together to equal 90. Then solve for x like you normally would.
6x + 2 + 40 = 90
6x = 90 - 42
6x = 48
48/6x
x = 8