9x+7=20x-7

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Solution for 9x+7=20x-7 equation:


Simplifying
9x + 7 = 20x + -7

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

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

Solving
7 + 9x = -7 + 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 = -7 + 20x + -20x

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

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

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

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

Combine like terms: -7 + -7 = -14
-11x = -14

Divide each side by '-11'.
x = 1.272727273

Simplifying
x = 1.272727273

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