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

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


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

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

Reorder the terms:
5 + 3x = -2(-9 + x) + 7
5 + 3x = (-9 * -2 + x * -2) + 7
5 + 3x = (18 + -2x) + 7

Reorder the terms:
5 + 3x = 18 + 7 + -2x

Combine like terms: 18 + 7 = 25
5 + 3x = 25 + -2x

Solving
5 + 3x = 25 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
5 + 3x + 2x = 25 + -2x + 2x

Combine like terms: 3x + 2x = 5x
5 + 5x = 25 + -2x + 2x

Combine like terms: -2x + 2x = 0
5 + 5x = 25 + 0
5 + 5x = 25

Add '-5' to each side of the equation.
5 + -5 + 5x = 25 + -5

Combine like terms: 5 + -5 = 0
0 + 5x = 25 + -5
5x = 25 + -5

Combine like terms: 25 + -5 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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