15x-10=8x+12-1

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Solution for 15x-10=8x+12-1 equation:


Simplifying
15x + -10 = 8x + 12 + -1

Reorder the terms:
-10 + 15x = 8x + 12 + -1

Reorder the terms:
-10 + 15x = 12 + -1 + 8x

Combine like terms: 12 + -1 = 11
-10 + 15x = 11 + 8x

Solving
-10 + 15x = 11 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-10 + 15x + -8x = 11 + 8x + -8x

Combine like terms: 15x + -8x = 7x
-10 + 7x = 11 + 8x + -8x

Combine like terms: 8x + -8x = 0
-10 + 7x = 11 + 0
-10 + 7x = 11

Add '10' to each side of the equation.
-10 + 10 + 7x = 11 + 10

Combine like terms: -10 + 10 = 0
0 + 7x = 11 + 10
7x = 11 + 10

Combine like terms: 11 + 10 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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