10x+15=4x+81

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Solution for 10x+15=4x+81 equation:


Simplifying
10x + 15 = 4x + 81

Reorder the terms:
15 + 10x = 4x + 81

Reorder the terms:
15 + 10x = 81 + 4x

Solving
15 + 10x = 81 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + 10x + -4x = 81 + 4x + -4x

Combine like terms: 10x + -4x = 6x
15 + 6x = 81 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + 6x = 81 + 0
15 + 6x = 81

Add '-15' to each side of the equation.
15 + -15 + 6x = 81 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 81 + -15
6x = 81 + -15

Combine like terms: 81 + -15 = 66
6x = 66

Divide each side by '6'.
x = 11

Simplifying
x = 11

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