18-5z-(5z)=10z-(-5z)

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Solution for 18-5z-(5z)=10z-(-5z) equation:


Simplifying
18 + -5z + -1(5z) = 10z + -1(-5z)

Remove parenthesis around (5z)
18 + -5z + -1 * 5z = 10z + -1(-5z)

Multiply -1 * 5
18 + -5z + -5z = 10z + -1(-5z)

Combine like terms: -5z + -5z = -10z
18 + -10z = 10z + -1(-5z)

Remove parenthesis around (-5z)
18 + -10z = 10z + -1 * -5z

Multiply -1 * -5
18 + -10z = 10z + 5z

Combine like terms: 10z + 5z = 15z
18 + -10z = 15z

Solving
18 + -10z = 15z

Solving for variable 'z'.

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

Add '-15z' to each side of the equation.
18 + -10z + -15z = 15z + -15z

Combine like terms: -10z + -15z = -25z
18 + -25z = 15z + -15z

Combine like terms: 15z + -15z = 0
18 + -25z = 0

Add '-18' to each side of the equation.
18 + -18 + -25z = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -25z = 0 + -18
-25z = 0 + -18

Combine like terms: 0 + -18 = -18
-25z = -18

Divide each side by '-25'.
z = 0.72

Simplifying
z = 0.72

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