4(-2z-5)-7z=10

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Solution for 4(-2z-5)-7z=10 equation:


Simplifying
4(-2z + -5) + -7z = 10

Reorder the terms:
4(-5 + -2z) + -7z = 10
(-5 * 4 + -2z * 4) + -7z = 10
(-20 + -8z) + -7z = 10

Combine like terms: -8z + -7z = -15z
-20 + -15z = 10

Solving
-20 + -15z = 10

Solving for variable 'z'.

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

Add '20' to each side of the equation.
-20 + 20 + -15z = 10 + 20

Combine like terms: -20 + 20 = 0
0 + -15z = 10 + 20
-15z = 10 + 20

Combine like terms: 10 + 20 = 30
-15z = 30

Divide each side by '-15'.
z = -2

Simplifying
z = -2

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