7x-3(4x-9)=85

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Solution for 7x-3(4x-9)=85 equation:


Simplifying
7x + -3(4x + -9) = 85

Reorder the terms:
7x + -3(-9 + 4x) = 85
7x + (-9 * -3 + 4x * -3) = 85
7x + (27 + -12x) = 85

Reorder the terms:
27 + 7x + -12x = 85

Combine like terms: 7x + -12x = -5x
27 + -5x = 85

Solving
27 + -5x = 85

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 + -5x = 85 + -27

Combine like terms: 27 + -27 = 0
0 + -5x = 85 + -27
-5x = 85 + -27

Combine like terms: 85 + -27 = 58
-5x = 58

Divide each side by '-5'.
x = -11.6

Simplifying
x = -11.6

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