-2(4x+6)=-21

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Solution for -2(4x+6)=-21 equation: 


Simplifying
-2(4x + 6) = -21

Reorder the terms:
-2(6 + 4x) = -21
(6 * -2 + 4x * -2) = -21
(-12 + -8x) = -21

Solving
-12 + -8x = -21

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -8x = -21 + 12

Combine like terms: -12 + 12 = 0
0 + -8x = -21 + 12
-8x = -21 + 12

Combine like terms: -21 + 12 = -9
-8x = -9

Divide each side by '-8'.
x = 1.125

Simplifying
x = 1.125

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