28+3x+30+x=40

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


Simplifying
28 + 3x + 30 + x = 40

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

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

Combine like terms: 3x + x = 4x
58 + 4x = 40

Solving
58 + 4x = 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 + 4x = 40 + -58

Combine like terms: 58 + -58 = 0
0 + 4x = 40 + -58
4x = 40 + -58

Combine like terms: 40 + -58 = -18
4x = -18

Divide each side by '4'.
x = -4.5

Simplifying
x = -4.5

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