120x+320=30-(x-3)

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Solution for 120x+320=30-(x-3) equation:


Simplifying
120x + 320 = 30 + -1(x + -3)

Reorder the terms:
320 + 120x = 30 + -1(x + -3)

Reorder the terms:
320 + 120x = 30 + -1(-3 + x)
320 + 120x = 30 + (-3 * -1 + x * -1)
320 + 120x = 30 + (3 + -1x)

Combine like terms: 30 + 3 = 33
320 + 120x = 33 + -1x

Solving
320 + 120x = 33 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
320 + 120x + x = 33 + -1x + x

Combine like terms: 120x + x = 121x
320 + 121x = 33 + -1x + x

Combine like terms: -1x + x = 0
320 + 121x = 33 + 0
320 + 121x = 33

Add '-320' to each side of the equation.
320 + -320 + 121x = 33 + -320

Combine like terms: 320 + -320 = 0
0 + 121x = 33 + -320
121x = 33 + -320

Combine like terms: 33 + -320 = -287
121x = -287

Divide each side by '121'.
x = -2.371900826

Simplifying
x = -2.371900826

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