6x-9=3x-8-7

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Solution for 6x-9=3x-8-7 equation:


Simplifying
6x + -9 = 3x + -8 + -7

Reorder the terms:
-9 + 6x = 3x + -8 + -7

Reorder the terms:
-9 + 6x = -8 + -7 + 3x

Combine like terms: -8 + -7 = -15
-9 + 6x = -15 + 3x

Solving
-9 + 6x = -15 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-9 + 6x + -3x = -15 + 3x + -3x

Combine like terms: 6x + -3x = 3x
-9 + 3x = -15 + 3x + -3x

Combine like terms: 3x + -3x = 0
-9 + 3x = -15 + 0
-9 + 3x = -15

Add '9' to each side of the equation.
-9 + 9 + 3x = -15 + 9

Combine like terms: -9 + 9 = 0
0 + 3x = -15 + 9
3x = -15 + 9

Combine like terms: -15 + 9 = -6
3x = -6

Divide each side by '3'.
x = -2

Simplifying
x = -2

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