3x+2=42-2[x+5]

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Solution for 3x+2=42-2[x+5] equation:


Simplifying
3x + 2 = 42 + -2[x + 5]

Reorder the terms:
2 + 3x = 42 + -2[x + 5]

Reorder the terms:
2 + 3x = 42 + -2[5 + x]
2 + 3x = 42 + [5 * -2 + x * -2]
2 + 3x = 42 + [-10 + -2x]

Combine like terms: 42 + -10 = 32
2 + 3x = 32 + -2x

Solving
2 + 3x = 32 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
2 + 3x + 2x = 32 + -2x + 2x

Combine like terms: 3x + 2x = 5x
2 + 5x = 32 + -2x + 2x

Combine like terms: -2x + 2x = 0
2 + 5x = 32 + 0
2 + 5x = 32

Add '-2' to each side of the equation.
2 + -2 + 5x = 32 + -2

Combine like terms: 2 + -2 = 0
0 + 5x = 32 + -2
5x = 32 + -2

Combine like terms: 32 + -2 = 30
5x = 30

Divide each side by '5'.
x = 6

Simplifying
x = 6

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