z-7-9(z-5)+5(72+1)=

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Solution for z-7-9(z-5)+5(72+1)= equation:


Simplifying
z + -7 + -9(z + -5) + 5(72 + 1) = 0

Reorder the terms:
z + -7 + -9(-5 + z) + 5(72 + 1) = 0
z + -7 + (-5 * -9 + z * -9) + 5(72 + 1) = 0
z + -7 + (45 + -9z) + 5(72 + 1) = 0

Combine like terms: 72 + 1 = 73
z + -7 + 45 + -9z + 5(73) = 0

Multiply 5 * 73
z + -7 + 45 + -9z + 365 = 0

Reorder the terms:
-7 + 45 + 365 + z + -9z = 0

Combine like terms: -7 + 45 = 38
38 + 365 + z + -9z = 0

Combine like terms: 38 + 365 = 403
403 + z + -9z = 0

Combine like terms: z + -9z = -8z
403 + -8z = 0

Solving
403 + -8z = 0

Solving for variable 'z'.

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

Add '-403' to each side of the equation.
403 + -403 + -8z = 0 + -403

Combine like terms: 403 + -403 = 0
0 + -8z = 0 + -403
-8z = 0 + -403

Combine like terms: 0 + -403 = -403
-8z = -403

Divide each side by '-8'.
z = 50.375

Simplifying
z = 50.375

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