-7(3x+6)=63

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Solution for -7(3x+6)=63 equation:


Simplifying
-7(3x + 6) = 63

Reorder the terms:
-7(6 + 3x) = 63
(6 * -7 + 3x * -7) = 63
(-42 + -21x) = 63

Solving
-42 + -21x = 63

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + -21x = 63 + 42

Combine like terms: -42 + 42 = 0
0 + -21x = 63 + 42
-21x = 63 + 42

Combine like terms: 63 + 42 = 105
-21x = 105

Divide each side by '-21'.
x = -5

Simplifying
x = -5

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