5x-1(-7x+9)=15

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Solution for 5x-1(-7x+9)=15 equation:


Simplifying
5x + -1(-7x + 9) = 15

Reorder the terms:
5x + -1(9 + -7x) = 15
5x + (9 * -1 + -7x * -1) = 15
5x + (-9 + 7x) = 15

Reorder the terms:
-9 + 5x + 7x = 15

Combine like terms: 5x + 7x = 12x
-9 + 12x = 15

Solving
-9 + 12x = 15

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 12x = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 12x = 15 + 9
12x = 15 + 9

Combine like terms: 15 + 9 = 24
12x = 24

Divide each side by '12'.
x = 2

Simplifying
x = 2

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