-8[5b+2]-7[b-5]=

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Solution for -8[5b+2]-7[b-5]= equation:


Simplifying
-8[5b + 2] + -7[b + -5] = 0

Reorder the terms:
-8[2 + 5b] + -7[b + -5] = 0
[2 * -8 + 5b * -8] + -7[b + -5] = 0
[-16 + -40b] + -7[b + -5] = 0

Reorder the terms:
-16 + -40b + -7[-5 + b] = 0
-16 + -40b + [-5 * -7 + b * -7] = 0
-16 + -40b + [35 + -7b] = 0

Reorder the terms:
-16 + 35 + -40b + -7b = 0

Combine like terms: -16 + 35 = 19
19 + -40b + -7b = 0

Combine like terms: -40b + -7b = -47b
19 + -47b = 0

Solving
19 + -47b = 0

Solving for variable 'b'.

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

Add '-19' to each side of the equation.
19 + -19 + -47b = 0 + -19

Combine like terms: 19 + -19 = 0
0 + -47b = 0 + -19
-47b = 0 + -19

Combine like terms: 0 + -19 = -19
-47b = -19

Divide each side by '-47'.
b = 0.4042553191

Simplifying
b = 0.4042553191

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