20x-(9x-3)=91

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Solution for 20x-(9x-3)=91 equation:


Simplifying
20x + -1(9x + -3) = 91

Reorder the terms:
20x + -1(-3 + 9x) = 91
20x + (-3 * -1 + 9x * -1) = 91
20x + (3 + -9x) = 91

Reorder the terms:
3 + 20x + -9x = 91

Combine like terms: 20x + -9x = 11x
3 + 11x = 91

Solving
3 + 11x = 91

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 11x = 91 + -3

Combine like terms: 3 + -3 = 0
0 + 11x = 91 + -3
11x = 91 + -3

Combine like terms: 91 + -3 = 88
11x = 88

Divide each side by '11'.
x = 8

Simplifying
x = 8

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