3x+7x+8+5x+11=-2+81

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Solution for 3x+7x+8+5x+11=-2+81 equation:


Simplifying
3x + 7x + 8 + 5x + 11 = -2 + 81

Reorder the terms:
8 + 11 + 3x + 7x + 5x = -2 + 81

Combine like terms: 8 + 11 = 19
19 + 3x + 7x + 5x = -2 + 81

Combine like terms: 3x + 7x = 10x
19 + 10x + 5x = -2 + 81

Combine like terms: 10x + 5x = 15x
19 + 15x = -2 + 81

Combine like terms: -2 + 81 = 79
19 + 15x = 79

Solving
19 + 15x = 79

Solving for variable 'x'.

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

Add '-19' to each side of the equation.
19 + -19 + 15x = 79 + -19

Combine like terms: 19 + -19 = 0
0 + 15x = 79 + -19
15x = 79 + -19

Combine like terms: 79 + -19 = 60
15x = 60

Divide each side by '15'.
x = 4

Simplifying
x = 4

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