3+2(x-7)=x-18

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Solution for 3+2(x-7)=x-18 equation:


Simplifying
3 + 2(x + -7) = x + -18

Reorder the terms:
3 + 2(-7 + x) = x + -18
3 + (-7 * 2 + x * 2) = x + -18
3 + (-14 + 2x) = x + -18

Combine like terms: 3 + -14 = -11
-11 + 2x = x + -18

Reorder the terms:
-11 + 2x = -18 + x

Solving
-11 + 2x = -18 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-11 + 2x + -1x = -18 + x + -1x

Combine like terms: 2x + -1x = 1x
-11 + 1x = -18 + x + -1x

Combine like terms: x + -1x = 0
-11 + 1x = -18 + 0
-11 + 1x = -18

Add '11' to each side of the equation.
-11 + 11 + 1x = -18 + 11

Combine like terms: -11 + 11 = 0
0 + 1x = -18 + 11
1x = -18 + 11

Combine like terms: -18 + 11 = -7
1x = -7

Divide each side by '1'.
x = -7

Simplifying
x = -7

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