18=7x-3(6-x)

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


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

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

Combine like terms: 7x + 3x = 10x
18 = -18 + 10x

Solving
18 = -18 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
18 + -10x = -18 + 10x + -10x

Combine like terms: 10x + -10x = 0
18 + -10x = -18 + 0
18 + -10x = -18

Add '-18' to each side of the equation.
18 + -18 + -10x = -18 + -18

Combine like terms: 18 + -18 = 0
0 + -10x = -18 + -18
-10x = -18 + -18

Combine like terms: -18 + -18 = -36
-10x = -36

Divide each side by '-10'.
x = 3.6

Simplifying
x = 3.6

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