18-2x=-3(3x+1)

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Solution for 18-2x=-3(3x+1) equation:


Simplifying
18 + -2x = -3(3x + 1)

Reorder the terms:
18 + -2x = -3(1 + 3x)
18 + -2x = (1 * -3 + 3x * -3)
18 + -2x = (-3 + -9x)

Solving
18 + -2x = -3 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
18 + -2x + 9x = -3 + -9x + 9x

Combine like terms: -2x + 9x = 7x
18 + 7x = -3 + -9x + 9x

Combine like terms: -9x + 9x = 0
18 + 7x = -3 + 0
18 + 7x = -3

Add '-18' to each side of the equation.
18 + -18 + 7x = -3 + -18

Combine like terms: 18 + -18 = 0
0 + 7x = -3 + -18
7x = -3 + -18

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

Divide each side by '7'.
x = -3

Simplifying
x = -3

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