13x+18=5-7(1-x)

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Solution for 13x+18=5-7(1-x) equation:


Simplifying
13x + 18 = 5 + -7(1 + -1x)

Reorder the terms:
18 + 13x = 5 + -7(1 + -1x)
18 + 13x = 5 + (1 * -7 + -1x * -7)
18 + 13x = 5 + (-7 + 7x)

Combine like terms: 5 + -7 = -2
18 + 13x = -2 + 7x

Solving
18 + 13x = -2 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
18 + 13x + -7x = -2 + 7x + -7x

Combine like terms: 13x + -7x = 6x
18 + 6x = -2 + 7x + -7x

Combine like terms: 7x + -7x = 0
18 + 6x = -2 + 0
18 + 6x = -2

Add '-18' to each side of the equation.
18 + -18 + 6x = -2 + -18

Combine like terms: 18 + -18 = 0
0 + 6x = -2 + -18
6x = -2 + -18

Combine like terms: -2 + -18 = -20
6x = -20

Divide each side by '6'.
x = -3.333333333

Simplifying
x = -3.333333333

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