10+2x+9=7x+15-9x

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Solution for 10+2x+9=7x+15-9x equation:


Simplifying
10 + 2x + 9 = 7x + 15 + -9x

Reorder the terms:
10 + 9 + 2x = 7x + 15 + -9x

Combine like terms: 10 + 9 = 19
19 + 2x = 7x + 15 + -9x

Reorder the terms:
19 + 2x = 15 + 7x + -9x

Combine like terms: 7x + -9x = -2x
19 + 2x = 15 + -2x

Solving
19 + 2x = 15 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
19 + 2x + 2x = 15 + -2x + 2x

Combine like terms: 2x + 2x = 4x
19 + 4x = 15 + -2x + 2x

Combine like terms: -2x + 2x = 0
19 + 4x = 15 + 0
19 + 4x = 15

Add '-19' to each side of the equation.
19 + -19 + 4x = 15 + -19

Combine like terms: 19 + -19 = 0
0 + 4x = 15 + -19
4x = 15 + -19

Combine like terms: 15 + -19 = -4
4x = -4

Divide each side by '4'.
x = -1

Simplifying
x = -1

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