-(5z+15)+10z=30

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Solution for -(5z+15)+10z=30 equation:


Simplifying
-1(5z + 15) + 10z = 30

Reorder the terms:
-1(15 + 5z) + 10z = 30
(15 * -1 + 5z * -1) + 10z = 30
(-15 + -5z) + 10z = 30

Combine like terms: -5z + 10z = 5z
-15 + 5z = 30

Solving
-15 + 5z = 30

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + 5z = 30 + 15

Combine like terms: -15 + 15 = 0
0 + 5z = 30 + 15
5z = 30 + 15

Combine like terms: 30 + 15 = 45
5z = 45

Divide each side by '5'.
z = 9

Simplifying
z = 9

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