8X+12=3X+42

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Solution for 8X+12=3X+42 equation: 


Simplifying
8X + 12 = 3X + 42

Reorder the terms:
12 + 8X = 3X + 42

Reorder the terms:
12 + 8X = 42 + 3X

Solving
12 + 8X = 42 + 3X

Solving for variable 'X'.

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

Add '-3X' to each side of the equation.
12 + 8X + -3X = 42 + 3X + -3X

Combine like terms: 8X + -3X = 5X
12 + 5X = 42 + 3X + -3X

Combine like terms: 3X + -3X = 0
12 + 5X = 42 + 0
12 + 5X = 42

Add '-12' to each side of the equation.
12 + -12 + 5X = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 5X = 42 + -12
5X = 42 + -12

Combine like terms: 42 + -12 = 30
5X = 30

Divide each side by '5'.
X = 6

Simplifying
X = 6

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