7X+8=6X-9

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Solution for 7X+8=6X-9 equation:


Simplifying
7X + 8 = 6X + -9

Reorder the terms:
8 + 7X = 6X + -9

Reorder the terms:
8 + 7X = -9 + 6X

Solving
8 + 7X = -9 + 6X

Solving for variable 'X'.

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

Add '-6X' to each side of the equation.
8 + 7X + -6X = -9 + 6X + -6X

Combine like terms: 7X + -6X = 1X
8 + 1X = -9 + 6X + -6X

Combine like terms: 6X + -6X = 0
8 + 1X = -9 + 0
8 + 1X = -9

Add '-8' to each side of the equation.
8 + -8 + 1X = -9 + -8

Combine like terms: 8 + -8 = 0
0 + 1X = -9 + -8
1X = -9 + -8

Combine like terms: -9 + -8 = -17
1X = -17

Divide each side by '1'.
X = -17

Simplifying
X = -17

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