180-4x+20=a

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Solution for 180-4x+20=a equation:


Simplifying
180 + -4x + 20 = a

Reorder the terms:
180 + 20 + -4x = a

Combine like terms: 180 + 20 = 200
200 + -4x = a

Solving
200 + -4x = a

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-200' to each side of the equation.
200 + -200 + -4x = -200 + a

Combine like terms: 200 + -200 = 0
0 + -4x = -200 + a
-4x = -200 + a

Divide each side by '-4'.
x = 50 + -0.25a

Simplifying
x = 50 + -0.25a

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