-3(4x-21)=3

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Solution for -3(4x-21)=3 equation:


Simplifying
-3(4x + -21) = 3

Reorder the terms:
-3(-21 + 4x) = 3
(-21 * -3 + 4x * -3) = 3
(63 + -12x) = 3

Solving
63 + -12x = 3

Solving for variable 'x'.

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

Add '-63' to each side of the equation.
63 + -63 + -12x = 3 + -63

Combine like terms: 63 + -63 = 0
0 + -12x = 3 + -63
-12x = 3 + -63

Combine like terms: 3 + -63 = -60
-12x = -60

Divide each side by '-12'.
x = 5

Simplifying
x = 5

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