-6[x+5]=2[x+21]

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Solution for -6[x+5]=2[x+21] equation:


Simplifying
-6[x + 5] = 2[x + 21]

Reorder the terms:
-6[5 + x] = 2[x + 21]
[5 * -6 + x * -6] = 2[x + 21]
[-30 + -6x] = 2[x + 21]

Reorder the terms:
-30 + -6x = 2[21 + x]
-30 + -6x = [21 * 2 + x * 2]
-30 + -6x = [42 + 2x]

Solving
-30 + -6x = 42 + 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.
-30 + -6x + -2x = 42 + 2x + -2x

Combine like terms: -6x + -2x = -8x
-30 + -8x = 42 + 2x + -2x

Combine like terms: 2x + -2x = 0
-30 + -8x = 42 + 0
-30 + -8x = 42

Add '30' to each side of the equation.
-30 + 30 + -8x = 42 + 30

Combine like terms: -30 + 30 = 0
0 + -8x = 42 + 30
-8x = 42 + 30

Combine like terms: 42 + 30 = 72
-8x = 72

Divide each side by '-8'.
x = -9

Simplifying
x = -9

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