3(4z-7)=-21+10z

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Solution for 3(4z-7)=-21+10z equation:


Simplifying
3(4z + -7) = -21 + 10z

Reorder the terms:
3(-7 + 4z) = -21 + 10z
(-7 * 3 + 4z * 3) = -21 + 10z
(-21 + 12z) = -21 + 10z

Add '21' to each side of the equation.
-21 + 21 + 12z = -21 + 21 + 10z

Combine like terms: -21 + 21 = 0
0 + 12z = -21 + 21 + 10z
12z = -21 + 21 + 10z

Combine like terms: -21 + 21 = 0
12z = 0 + 10z
12z = 10z

Solving
12z = 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
12z + -10z = 10z + -10z

Combine like terms: 12z + -10z = 2z
2z = 10z + -10z

Combine like terms: 10z + -10z = 0
2z = 0

Divide each side by '2'.
z = 0

Simplifying
z = 0

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