-3(z-7)=-2z-6

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Solution for -3(z-7)=-2z-6 equation:


Simplifying
-3(z + -7) = -2z + -6

Reorder the terms:
-3(-7 + z) = -2z + -6
(-7 * -3 + z * -3) = -2z + -6
(21 + -3z) = -2z + -6

Reorder the terms:
21 + -3z = -6 + -2z

Solving
21 + -3z = -6 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
21 + -3z + 2z = -6 + -2z + 2z

Combine like terms: -3z + 2z = -1z
21 + -1z = -6 + -2z + 2z

Combine like terms: -2z + 2z = 0
21 + -1z = -6 + 0
21 + -1z = -6

Add '-21' to each side of the equation.
21 + -21 + -1z = -6 + -21

Combine like terms: 21 + -21 = 0
0 + -1z = -6 + -21
-1z = -6 + -21

Combine like terms: -6 + -21 = -27
-1z = -27

Divide each side by '-1'.
z = 27

Simplifying
z = 27

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