8x+3+5x=7x-9

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Solution for 8x+3+5x=7x-9 equation:


Simplifying
8x + 3 + 5x = 7x + -9

Reorder the terms:
3 + 8x + 5x = 7x + -9

Combine like terms: 8x + 5x = 13x
3 + 13x = 7x + -9

Reorder the terms:
3 + 13x = -9 + 7x

Solving
3 + 13x = -9 + 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.
3 + 13x + -7x = -9 + 7x + -7x

Combine like terms: 13x + -7x = 6x
3 + 6x = -9 + 7x + -7x

Combine like terms: 7x + -7x = 0
3 + 6x = -9 + 0
3 + 6x = -9

Add '-3' to each side of the equation.
3 + -3 + 6x = -9 + -3

Combine like terms: 3 + -3 = 0
0 + 6x = -9 + -3
6x = -9 + -3

Combine like terms: -9 + -3 = -12
6x = -12

Divide each side by '6'.
x = -2

Simplifying
x = -2

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