-9(7z-5)+6(-7z+1)=

Solution for -9(7z-5)+6(-7z+1)= equation:

Simplifying
-9(7z + -5) + 6(-7z + 1) = 0

Reorder the terms:
-9(-5 + 7z) + 6(-7z + 1) = 0
(-5 * -9 + 7z * -9) + 6(-7z + 1) = 0
(45 + -63z) + 6(-7z + 1) = 0

Reorder the terms:
45 + -63z + 6(1 + -7z) = 0
45 + -63z + (1 * 6 + -7z * 6) = 0
45 + -63z + (6 + -42z) = 0

Reorder the terms:
45 + 6 + -63z + -42z = 0

Combine like terms: 45 + 6 = 51
51 + -63z + -42z = 0

Combine like terms: -63z + -42z = -105z
51 + -105z = 0

Solving
51 + -105z = 0

Solving for variable 'z'.

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

Add '-51' to each side of the equation.
51 + -51 + -105z = 0 + -51

Combine like terms: 51 + -51 = 0
0 + -105z = 0 + -51
-105z = 0 + -51

Combine like terms: 0 + -51 = -51
-105z = -51

Divide each side by '-105'.
z = 0.4857142857

Simplifying
z = 0.4857142857