-7(-4z-9+8b)=

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Solution for -7(-4z-9+8b)= equation: 


Simplifying
-7(-4z + -9 + 8b) = 0

Reorder the terms:
-7(-9 + 8b + -4z) = 0
(-9 * -7 + 8b * -7 + -4z * -7) = 0
(63 + -56b + 28z) = 0

Solving
63 + -56b + 28z = 0

Solving for variable 'b'.

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

Add '-63' to each side of the equation.
63 + -56b + -63 + 28z = 0 + -63

Reorder the terms:
63 + -63 + -56b + 28z = 0 + -63

Combine like terms: 63 + -63 = 0
0 + -56b + 28z = 0 + -63
-56b + 28z = 0 + -63

Combine like terms: 0 + -63 = -63
-56b + 28z = -63

Add '-28z' to each side of the equation.
-56b + 28z + -28z = -63 + -28z

Combine like terms: 28z + -28z = 0
-56b + 0 = -63 + -28z
-56b = -63 + -28z

Divide each side by '-56'.
b = 1.125 + 0.5z

Simplifying
b = 1.125 + 0.5z

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