4*(x-9)=20

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Solution for 4*(x-9)=20 equation:


Simplifying
4(x + -9) = 20

Reorder the terms:
4(-9 + x) = 20
(-9 * 4 + x * 4) = 20
(-36 + 4x) = 20

Solving
-36 + 4x = 20

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 4x = 20 + 36

Combine like terms: -36 + 36 = 0
0 + 4x = 20 + 36
4x = 20 + 36

Combine like terms: 20 + 36 = 56
4x = 56

Divide each side by '4'.
x = 14

Simplifying
x = 14

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