28-3x+3x+30-3x=40

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Solution for 28-3x+3x+30-3x=40 equation:


Simplifying
28 + -3x + 3x + 30 + -3x = 40

Reorder the terms:
28 + 30 + -3x + 3x + -3x = 40

Combine like terms: 28 + 30 = 58
58 + -3x + 3x + -3x = 40

Combine like terms: -3x + 3x = 0
58 + 0 + -3x = 40
58 + -3x = 40

Solving
58 + -3x = 40

Solving for variable 'x'.

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

Add '-58' to each side of the equation.
58 + -58 + -3x = 40 + -58

Combine like terms: 58 + -58 = 0
0 + -3x = 40 + -58
-3x = 40 + -58

Combine like terms: 40 + -58 = -18
-3x = -18

Divide each side by '-3'.
x = 6

Simplifying
x = 6

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