10(-z+5)-7(3z+1)=

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Solution for 10(-z+5)-7(3z+1)= equation:


Simplifying
10(-1z + 5) + -7(3z + 1) = 0

Reorder the terms:
10(5 + -1z) + -7(3z + 1) = 0
(5 * 10 + -1z * 10) + -7(3z + 1) = 0
(50 + -10z) + -7(3z + 1) = 0

Reorder the terms:
50 + -10z + -7(1 + 3z) = 0
50 + -10z + (1 * -7 + 3z * -7) = 0
50 + -10z + (-7 + -21z) = 0

Reorder the terms:
50 + -7 + -10z + -21z = 0

Combine like terms: 50 + -7 = 43
43 + -10z + -21z = 0

Combine like terms: -10z + -21z = -31z
43 + -31z = 0

Solving
43 + -31z = 0

Solving for variable 'z'.

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

Add '-43' to each side of the equation.
43 + -43 + -31z = 0 + -43

Combine like terms: 43 + -43 = 0
0 + -31z = 0 + -43
-31z = 0 + -43

Combine like terms: 0 + -43 = -43
-31z = -43

Divide each side by '-31'.
z = 1.387096774

Simplifying
z = 1.387096774

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