x+11+3x=20+7x

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Solution for x+11+3x=20+7x equation:


Simplifying
x + 11 + 3x = 20 + 7x

Reorder the terms:
11 + x + 3x = 20 + 7x

Combine like terms: x + 3x = 4x
11 + 4x = 20 + 7x

Solving
11 + 4x = 20 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
11 + 4x + -7x = 20 + 7x + -7x

Combine like terms: 4x + -7x = -3x
11 + -3x = 20 + 7x + -7x

Combine like terms: 7x + -7x = 0
11 + -3x = 20 + 0
11 + -3x = 20

Add '-11' to each side of the equation.
11 + -11 + -3x = 20 + -11

Combine like terms: 11 + -11 = 0
0 + -3x = 20 + -11
-3x = 20 + -11

Combine like terms: 20 + -11 = 9
-3x = 9

Divide each side by '-3'.
x = -3

Simplifying
x = -3

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