3(4x-7)=-21+12z

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Solution for 3(4x-7)=-21+12z equation:


Simplifying
3(4x + -7) = -21 + 12z

Reorder the terms:
3(-7 + 4x) = -21 + 12z
(-7 * 3 + 4x * 3) = -21 + 12z
(-21 + 12x) = -21 + 12z

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

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

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

Solving
12x = 12z

Solving for variable 'x'.

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

Divide each side by '12'.
x = z

Simplifying
x = z

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