4x-2(x-9)=3(x+7)

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Solution for 4x-2(x-9)=3(x+7) equation:


Simplifying
4x + -2(x + -9) = 3(x + 7)

Reorder the terms:
4x + -2(-9 + x) = 3(x + 7)
4x + (-9 * -2 + x * -2) = 3(x + 7)
4x + (18 + -2x) = 3(x + 7)

Reorder the terms:
18 + 4x + -2x = 3(x + 7)

Combine like terms: 4x + -2x = 2x
18 + 2x = 3(x + 7)

Reorder the terms:
18 + 2x = 3(7 + x)
18 + 2x = (7 * 3 + x * 3)
18 + 2x = (21 + 3x)

Solving
18 + 2x = 21 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
18 + 2x + -3x = 21 + 3x + -3x

Combine like terms: 2x + -3x = -1x
18 + -1x = 21 + 3x + -3x

Combine like terms: 3x + -3x = 0
18 + -1x = 21 + 0
18 + -1x = 21

Add '-18' to each side of the equation.
18 + -18 + -1x = 21 + -18

Combine like terms: 18 + -18 = 0
0 + -1x = 21 + -18
-1x = 21 + -18

Combine like terms: 21 + -18 = 3
-1x = 3

Divide each side by '-1'.
x = -3

Simplifying
x = -3

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