3(12-2)=30+12-2-x-2

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Solution for 3(12-2)=30+12-2-x-2 equation:


Simplifying
3(12 + -2) = 30 + 12 + -2 + -1x + -2

Combine like terms: 12 + -2 = 10
3(10) = 30 + 12 + -2 + -1x + -2

Multiply 3 * 10
30 = 30 + 12 + -2 + -1x + -2

Reorder the terms:
30 = 30 + 12 + -2 + -2 + -1x

Combine like terms: 30 + 12 = 42
30 = 42 + -2 + -2 + -1x

Combine like terms: 42 + -2 = 40
30 = 40 + -2 + -1x

Combine like terms: 40 + -2 = 38
30 = 38 + -1x

Solving
30 = 38 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
30 + x = 38 + -1x + x

Combine like terms: -1x + x = 0
30 + x = 38 + 0
30 + x = 38

Add '-30' to each side of the equation.
30 + -30 + x = 38 + -30

Combine like terms: 30 + -30 = 0
0 + x = 38 + -30
x = 38 + -30

Combine like terms: 38 + -30 = 8
x = 8

Simplifying
x = 8

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