199=3x-7(-2x-9)

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Solution for 199=3x-7(-2x-9) equation: 


Simplifying
199 = 3x + -7(-2x + -9)

Reorder the terms:
199 = 3x + -7(-9 + -2x)
199 = 3x + (-9 * -7 + -2x * -7)
199 = 3x + (63 + 14x)

Reorder the terms:
199 = 63 + 3x + 14x

Combine like terms: 3x + 14x = 17x
199 = 63 + 17x

Solving
199 = 63 + 17x

Solving for variable 'x'.

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

Add '-17x' to each side of the equation.
199 + -17x = 63 + 17x + -17x

Combine like terms: 17x + -17x = 0
199 + -17x = 63 + 0
199 + -17x = 63

Add '-199' to each side of the equation.
199 + -199 + -17x = 63 + -199

Combine like terms: 199 + -199 = 0
0 + -17x = 63 + -199
-17x = 63 + -199

Combine like terms: 63 + -199 = -136
-17x = -136

Divide each side by '-17'.
x = 8

Simplifying
x = 8

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