4b-5(7b+1)=-8b-28

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Solution for 4b-5(7b+1)=-8b-28 equation:


Simplifying
4b + -5(7b + 1) = -8b + -28

Reorder the terms:
4b + -5(1 + 7b) = -8b + -28
4b + (1 * -5 + 7b * -5) = -8b + -28
4b + (-5 + -35b) = -8b + -28

Reorder the terms:
-5 + 4b + -35b = -8b + -28

Combine like terms: 4b + -35b = -31b
-5 + -31b = -8b + -28

Reorder the terms:
-5 + -31b = -28 + -8b

Solving
-5 + -31b = -28 + -8b

Solving for variable 'b'.

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

Add '8b' to each side of the equation.
-5 + -31b + 8b = -28 + -8b + 8b

Combine like terms: -31b + 8b = -23b
-5 + -23b = -28 + -8b + 8b

Combine like terms: -8b + 8b = 0
-5 + -23b = -28 + 0
-5 + -23b = -28

Add '5' to each side of the equation.
-5 + 5 + -23b = -28 + 5

Combine like terms: -5 + 5 = 0
0 + -23b = -28 + 5
-23b = -28 + 5

Combine like terms: -28 + 5 = -23
-23b = -23

Divide each side by '-23'.
b = 1

Simplifying
b = 1

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