10(1+3b)=25b-20

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Solution for 10(1+3b)=25b-20 equation:


Simplifying
10(1 + 3b) = 25b + -20
(1 * 10 + 3b * 10) = 25b + -20
(10 + 30b) = 25b + -20

Reorder the terms:
10 + 30b = -20 + 25b

Solving
10 + 30b = -20 + 25b

Solving for variable 'b'.

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

Add '-25b' to each side of the equation.
10 + 30b + -25b = -20 + 25b + -25b

Combine like terms: 30b + -25b = 5b
10 + 5b = -20 + 25b + -25b

Combine like terms: 25b + -25b = 0
10 + 5b = -20 + 0
10 + 5b = -20

Add '-10' to each side of the equation.
10 + -10 + 5b = -20 + -10

Combine like terms: 10 + -10 = 0
0 + 5b = -20 + -10
5b = -20 + -10

Combine like terms: -20 + -10 = -30
5b = -30

Divide each side by '5'.
b = -6

Simplifying
b = -6

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