7x-20=5x+9

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Solution for 7x-20=5x+9 equation:


Simplifying
7x + -20 = 5x + 9

Reorder the terms:
-20 + 7x = 5x + 9

Reorder the terms:
-20 + 7x = 9 + 5x

Solving
-20 + 7x = 9 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-20 + 7x + -5x = 9 + 5x + -5x

Combine like terms: 7x + -5x = 2x
-20 + 2x = 9 + 5x + -5x

Combine like terms: 5x + -5x = 0
-20 + 2x = 9 + 0
-20 + 2x = 9

Add '20' to each side of the equation.
-20 + 20 + 2x = 9 + 20

Combine like terms: -20 + 20 = 0
0 + 2x = 9 + 20
2x = 9 + 20

Combine like terms: 9 + 20 = 29
2x = 29

Divide each side by '2'.
x = 14.5

Simplifying
x = 14.5

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