10X-8=7X-9

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Solution for 10X-8=7X-9 equation:


Simplifying
10X + -8 = 7X + -9

Reorder the terms:
-8 + 10X = 7X + -9

Reorder the terms:
-8 + 10X = -9 + 7X

Solving
-8 + 10X = -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.
-8 + 10X + -7X = -9 + 7X + -7X

Combine like terms: 10X + -7X = 3X
-8 + 3X = -9 + 7X + -7X

Combine like terms: 7X + -7X = 0
-8 + 3X = -9 + 0
-8 + 3X = -9

Add '8' to each side of the equation.
-8 + 8 + 3X = -9 + 8

Combine like terms: -8 + 8 = 0
0 + 3X = -9 + 8
3X = -9 + 8

Combine like terms: -9 + 8 = -1
3X = -1

Divide each side by '3'.
X = -0.3333333333

Simplifying
X = -0.3333333333

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