8x-40=15x-103

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Solution for 8x-40=15x-103 equation:


Simplifying
8x + -40 = 15x + -103

Reorder the terms:
-40 + 8x = 15x + -103

Reorder the terms:
-40 + 8x = -103 + 15x

Solving
-40 + 8x = -103 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
-40 + 8x + -15x = -103 + 15x + -15x

Combine like terms: 8x + -15x = -7x
-40 + -7x = -103 + 15x + -15x

Combine like terms: 15x + -15x = 0
-40 + -7x = -103 + 0
-40 + -7x = -103

Add '40' to each side of the equation.
-40 + 40 + -7x = -103 + 40

Combine like terms: -40 + 40 = 0
0 + -7x = -103 + 40
-7x = -103 + 40

Combine like terms: -103 + 40 = -63
-7x = -63

Divide each side by '-7'.
x = 9

Simplifying
x = 9

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