3x-5(-2x-9)=-7

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Solution for 3x-5(-2x-9)=-7 equation:


Simplifying
3x + -5(-2x + -9) = -7

Reorder the terms:
3x + -5(-9 + -2x) = -7
3x + (-9 * -5 + -2x * -5) = -7
3x + (45 + 10x) = -7

Reorder the terms:
45 + 3x + 10x = -7

Combine like terms: 3x + 10x = 13x
45 + 13x = -7

Solving
45 + 13x = -7

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + 13x = -7 + -45

Combine like terms: 45 + -45 = 0
0 + 13x = -7 + -45
13x = -7 + -45

Combine like terms: -7 + -45 = -52
13x = -52

Divide each side by '13'.
x = -4

Simplifying
x = -4

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