-3(-6z+7)-(8z+3)=

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Solution for -3(-6z+7)-(8z+3)= equation:


Simplifying
-3(-6z + 7) + -1(8z + 3) = 0

Reorder the terms:
-3(7 + -6z) + -1(8z + 3) = 0
(7 * -3 + -6z * -3) + -1(8z + 3) = 0
(-21 + 18z) + -1(8z + 3) = 0

Reorder the terms:
-21 + 18z + -1(3 + 8z) = 0
-21 + 18z + (3 * -1 + 8z * -1) = 0
-21 + 18z + (-3 + -8z) = 0

Reorder the terms:
-21 + -3 + 18z + -8z = 0

Combine like terms: -21 + -3 = -24
-24 + 18z + -8z = 0

Combine like terms: 18z + -8z = 10z
-24 + 10z = 0

Solving
-24 + 10z = 0

Solving for variable 'z'.

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

Add '24' to each side of the equation.
-24 + 24 + 10z = 0 + 24

Combine like terms: -24 + 24 = 0
0 + 10z = 0 + 24
10z = 0 + 24

Combine like terms: 0 + 24 = 24
10z = 24

Divide each side by '10'.
z = 2.4

Simplifying
z = 2.4

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