-31-4z=-5-5(1+5z)

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Solution for -31-4z=-5-5(1+5z) equation:


Simplifying
-31 + -4z = -5 + -5(1 + 5z)
-31 + -4z = -5 + (1 * -5 + 5z * -5)
-31 + -4z = -5 + (-5 + -25z)

Combine like terms: -5 + -5 = -10
-31 + -4z = -10 + -25z

Solving
-31 + -4z = -10 + -25z

Solving for variable 'z'.

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

Add '25z' to each side of the equation.
-31 + -4z + 25z = -10 + -25z + 25z

Combine like terms: -4z + 25z = 21z
-31 + 21z = -10 + -25z + 25z

Combine like terms: -25z + 25z = 0
-31 + 21z = -10 + 0
-31 + 21z = -10

Add '31' to each side of the equation.
-31 + 31 + 21z = -10 + 31

Combine like terms: -31 + 31 = 0
0 + 21z = -10 + 31
21z = -10 + 31

Combine like terms: -10 + 31 = 21
21z = 21

Divide each side by '21'.
z = 1

Simplifying
z = 1

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