10x+2x+3x-27=78

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Solution for 10x+2x+3x-27=78 equation:


Simplifying
10x + 2x + 3x + -27 = 78

Reorder the terms:
-27 + 10x + 2x + 3x = 78

Combine like terms: 10x + 2x = 12x
-27 + 12x + 3x = 78

Combine like terms: 12x + 3x = 15x
-27 + 15x = 78

Solving
-27 + 15x = 78

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 15x = 78 + 27

Combine like terms: -27 + 27 = 0
0 + 15x = 78 + 27
15x = 78 + 27

Combine like terms: 78 + 27 = 105
15x = 105

Divide each side by '15'.
x = 7

Simplifying
x = 7

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