(3x-30)+100+x+90=

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Solution for (3x-30)+100+x+90= equation:


Simplifying
(3x + -30) + 100 + x + 90 = 0

Reorder the terms:
(-30 + 3x) + 100 + x + 90 = 0

Remove parenthesis around (-30 + 3x)
-30 + 3x + 100 + x + 90 = 0

Reorder the terms:
-30 + 100 + 90 + 3x + x = 0

Combine like terms: -30 + 100 = 70
70 + 90 + 3x + x = 0

Combine like terms: 70 + 90 = 160
160 + 3x + x = 0

Combine like terms: 3x + x = 4x
160 + 4x = 0

Solving
160 + 4x = 0

Solving for variable 'x'.

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

Add '-160' to each side of the equation.
160 + -160 + 4x = 0 + -160

Combine like terms: 160 + -160 = 0
0 + 4x = 0 + -160
4x = 0 + -160

Combine like terms: 0 + -160 = -160
4x = -160

Divide each side by '4'.
x = -40

Simplifying
x = -40

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