2x+7x-3+5x-10=66

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Solution for 2x+7x-3+5x-10=66 equation:


Simplifying
2x + 7x + -3 + 5x + -10 = 66

Reorder the terms:
-3 + -10 + 2x + 7x + 5x = 66

Combine like terms: -3 + -10 = -13
-13 + 2x + 7x + 5x = 66

Combine like terms: 2x + 7x = 9x
-13 + 9x + 5x = 66

Combine like terms: 9x + 5x = 14x
-13 + 14x = 66

Solving
-13 + 14x = 66

Solving for variable 'x'.

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

Add '13' to each side of the equation.
-13 + 13 + 14x = 66 + 13

Combine like terms: -13 + 13 = 0
0 + 14x = 66 + 13
14x = 66 + 13

Combine like terms: 66 + 13 = 79
14x = 79

Divide each side by '14'.
x = 5.642857143

Simplifying
x = 5.642857143

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