Given 4x + y = 180, if y is 20 what is x?

40

Step-by-step explanation:

Insert the number

4x + 20 = 180

Get the variable by its self

4x + 20 = 180

      -20    -20

4x = 160

/4     /4

x = 40

if you want you can insert it into the problem to check

where's the diagrams?

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.