3x+42+3x+24=90

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Solution for 3x+42+3x+24=90 equation:


Simplifying
3x + 42 + 3x + 24 = 90

Reorder the terms:
42 + 24 + 3x + 3x = 90

Combine like terms: 42 + 24 = 66
66 + 3x + 3x = 90

Combine like terms: 3x + 3x = 6x
66 + 6x = 90

Solving
66 + 6x = 90

Solving for variable 'x'.

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

Add '-66' to each side of the equation.
66 + -66 + 6x = 90 + -66

Combine like terms: 66 + -66 = 0
0 + 6x = 90 + -66
6x = 90 + -66

Combine like terms: 90 + -66 = 24
6x = 24

Divide each side by '6'.
x = 4

Simplifying
x = 4

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