2y + 4 + x = 90
2y + 4 + 3y + x = 180
5y + x + 4 = 180
x = 176 - 5y
2y + 4 + (176 - 5y) = 90
-3y + 180 = 90
-3y = -90
y = 30
x = 176 - 5(30)
x = 26 degrees
Hope this helps! :)
Answer:
Step-by-step explanation:
x=1/4y
Step 1: You flip the equation
4x=y
Step 2: Divide both sides by 4
4x/4 = y/4