189=-6x+3-(7x-18)

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Solution for 189=-6x+3-(7x-18) equation:


Simplifying
189 = -6x + 3 + -1(7x + -18)

Reorder the terms:
189 = -6x + 3 + -1(-18 + 7x)
189 = -6x + 3 + (-18 * -1 + 7x * -1)
189 = -6x + 3 + (18 + -7x)

Reorder the terms:
189 = 3 + 18 + -6x + -7x

Combine like terms: 3 + 18 = 21
189 = 21 + -6x + -7x

Combine like terms: -6x + -7x = -13x
189 = 21 + -13x

Solving
189 = 21 + -13x

Solving for variable 'x'.

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

Add '13x' to each side of the equation.
189 + 13x = 21 + -13x + 13x

Combine like terms: -13x + 13x = 0
189 + 13x = 21 + 0
189 + 13x = 21

Add '-189' to each side of the equation.
189 + -189 + 13x = 21 + -189

Combine like terms: 189 + -189 = 0
0 + 13x = 21 + -189
13x = 21 + -189

Combine like terms: 21 + -189 = -168
13x = -168

Divide each side by '13'.
x = -12.92307692

Simplifying
x = -12.92307692

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