This is easy. Select different values for x to find y values.
For example, let x = 0.
y = 8x + 12
y = 8(0) + 12
y = 0 + 12
y = 12
On your table, you have x = 0 and y = 12.
Do the same using other values of x.
Answer:
q=36
Step-by-step explanation:
Equation: 3q+q+q=180
180 degress in a triangle. Solve the equation and you end up with q=36
Boom.