7-(2x+4)=18-5x

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Solution for 7-(2x+4)=18-5x equation:


Simplifying
7 + -1(2x + 4) = 18 + -5x

Reorder the terms:
7 + -1(4 + 2x) = 18 + -5x
7 + (4 * -1 + 2x * -1) = 18 + -5x
7 + (-4 + -2x) = 18 + -5x

Combine like terms: 7 + -4 = 3
3 + -2x = 18 + -5x

Solving
3 + -2x = 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.
3 + -2x + 5x = 18 + -5x + 5x

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

Combine like terms: -5x + 5x = 0
3 + 3x = 18 + 0
3 + 3x = 18

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

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

Combine like terms: 18 + -3 = 15
3x = 15

Divide each side by '3'.
x = 5

Simplifying
x = 5

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