3x+18-x+24=100

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Solution for 3x+18-x+24=100 equation:


Simplifying
3x + 18 + -1x + 24 = 100

Reorder the terms:
18 + 24 + 3x + -1x = 100

Combine like terms: 18 + 24 = 42
42 + 3x + -1x = 100

Combine like terms: 3x + -1x = 2x
42 + 2x = 100

Solving
42 + 2x = 100

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + 2x = 100 + -42

Combine like terms: 42 + -42 = 0
0 + 2x = 100 + -42
2x = 100 + -42

Combine like terms: 100 + -42 = 58
2x = 58

Divide each side by '2'.
x = 29

Simplifying
x = 29

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