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

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


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

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

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

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

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

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

Solving for variable 'x'.

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

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

Combine like terms: 3x + -4x = -1x
-5 + -1x = -18 + 4x + -4x

Combine like terms: 4x + -4x = 0
-5 + -1x = -18 + 0
-5 + -1x = -18

Add '5' to each side of the equation.
-5 + 5 + -1x = -18 + 5

Combine like terms: -5 + 5 = 0
0 + -1x = -18 + 5
-1x = -18 + 5

Combine like terms: -18 + 5 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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