7x-(4x+4)=5x-18

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Solution for 7x-(4x+4)=5x-18 equation:


Simplifying
7x + -1(4x + 4) = 5x + -18

Reorder the terms:
7x + -1(4 + 4x) = 5x + -18
7x + (4 * -1 + 4x * -1) = 5x + -18
7x + (-4 + -4x) = 5x + -18

Reorder the terms:
-4 + 7x + -4x = 5x + -18

Combine like terms: 7x + -4x = 3x
-4 + 3x = 5x + -18

Reorder the terms:
-4 + 3x = -18 + 5x

Solving
-4 + 3x = -18 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
-4 + 3x + -5x = -18 + 5x + -5x

Combine like terms: 3x + -5x = -2x
-4 + -2x = -18 + 5x + -5x

Combine like terms: 5x + -5x = 0
-4 + -2x = -18 + 0
-4 + -2x = -18

Add '4' to each side of the equation.
-4 + 4 + -2x = -18 + 4

Combine like terms: -4 + 4 = 0
0 + -2x = -18 + 4
-2x = -18 + 4

Combine like terms: -18 + 4 = -14
-2x = -14

Divide each side by '-2'.
x = 7

Simplifying
x = 7

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