8-9=15x+7+3x

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Solution for 8-9=15x+7+3x equation:


Simplifying
8 + -9 = 15x + 7 + 3x

Combine like terms: 8 + -9 = -1
-1 = 15x + 7 + 3x

Reorder the terms:
-1 = 7 + 15x + 3x

Combine like terms: 15x + 3x = 18x
-1 = 7 + 18x

Solving
-1 = 7 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
-1 + -18x = 7 + 18x + -18x

Combine like terms: 18x + -18x = 0
-1 + -18x = 7 + 0
-1 + -18x = 7

Add '1' to each side of the equation.
-1 + 1 + -18x = 7 + 1

Combine like terms: -1 + 1 = 0
0 + -18x = 7 + 1
-18x = 7 + 1

Combine like terms: 7 + 1 = 8
-18x = 8

Divide each side by '-18'.
x = -0.4444444444

Simplifying
x = -0.4444444444

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