198=(x+3)-7*(x+3)

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Solution for 198=(x+3)-7*(x+3) equation:


Simplifying
198 = (x + 3) + -7(x + 3)

Reorder the terms:
198 = (3 + x) + -7(x + 3)

Remove parenthesis around (3 + x)
198 = 3 + x + -7(x + 3)

Reorder the terms:
198 = 3 + x + -7(3 + x)
198 = 3 + x + (3 * -7 + x * -7)
198 = 3 + x + (-21 + -7x)

Reorder the terms:
198 = 3 + -21 + x + -7x

Combine like terms: 3 + -21 = -18
198 = -18 + x + -7x

Combine like terms: x + -7x = -6x
198 = -18 + -6x

Solving
198 = -18 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
198 + 6x = -18 + -6x + 6x

Combine like terms: -6x + 6x = 0
198 + 6x = -18 + 0
198 + 6x = -18

Add '-198' to each side of the equation.
198 + -198 + 6x = -18 + -198

Combine like terms: 198 + -198 = 0
0 + 6x = -18 + -198
6x = -18 + -198

Combine like terms: -18 + -198 = -216
6x = -216

Divide each side by '6'.
x = -36

Simplifying
x = -36

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