15+2x-4=9+11-7x

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Solution for 15+2x-4=9+11-7x equation:


Simplifying
15 + 2x + -4 = 9 + 11 + -7x

Reorder the terms:
15 + -4 + 2x = 9 + 11 + -7x

Combine like terms: 15 + -4 = 11
11 + 2x = 9 + 11 + -7x

Combine like terms: 9 + 11 = 20
11 + 2x = 20 + -7x

Solving
11 + 2x = 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 + 2x + 7x = 20 + -7x + 7x

Combine like terms: 2x + 7x = 9x
11 + 9x = 20 + -7x + 7x

Combine like terms: -7x + 7x = 0
11 + 9x = 20 + 0
11 + 9x = 20

Add '-11' to each side of the equation.
11 + -11 + 9x = 20 + -11

Combine like terms: 11 + -11 = 0
0 + 9x = 20 + -11
9x = 20 + -11

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

Divide each side by '9'.
x = 1

Simplifying
x = 1

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