8(3-10b)+10(4+10b)=

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Solution for 8(3-10b)+10(4+10b)= equation:


Simplifying
8(3 + -10b) + 10(4 + 10b) = 0
(3 * 8 + -10b * 8) + 10(4 + 10b) = 0
(24 + -80b) + 10(4 + 10b) = 0
24 + -80b + (4 * 10 + 10b * 10) = 0
24 + -80b + (40 + 100b) = 0

Reorder the terms:
24 + 40 + -80b + 100b = 0

Combine like terms: 24 + 40 = 64
64 + -80b + 100b = 0

Combine like terms: -80b + 100b = 20b
64 + 20b = 0

Solving
64 + 20b = 0

Solving for variable 'b'.

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

Add '-64' to each side of the equation.
64 + -64 + 20b = 0 + -64

Combine like terms: 64 + -64 = 0
0 + 20b = 0 + -64
20b = 0 + -64

Combine like terms: 0 + -64 = -64
20b = -64

Divide each side by '20'.
b = -3.2

Simplifying
b = -3.2

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