7x+2x+7=20x-4

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Solution for 7x+2x+7=20x-4 equation:


Simplifying
7x + 2x + 7 = 20x + -4

Reorder the terms:
7 + 7x + 2x = 20x + -4

Combine like terms: 7x + 2x = 9x
7 + 9x = 20x + -4

Reorder the terms:
7 + 9x = -4 + 20x

Solving
7 + 9x = -4 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
7 + 9x + -20x = -4 + 20x + -20x

Combine like terms: 9x + -20x = -11x
7 + -11x = -4 + 20x + -20x

Combine like terms: 20x + -20x = 0
7 + -11x = -4 + 0
7 + -11x = -4

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

Combine like terms: 7 + -7 = 0
0 + -11x = -4 + -7
-11x = -4 + -7

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

Divide each side by '-11'.
x = 1

Simplifying
x = 1

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