2(b+3)+4=25+7b

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Solution for 2(b+3)+4=25+7b equation:


Simplifying
2(b + 3) + 4 = 25 + 7b

Reorder the terms:
2(3 + b) + 4 = 25 + 7b
(3 * 2 + b * 2) + 4 = 25 + 7b
(6 + 2b) + 4 = 25 + 7b

Reorder the terms:
6 + 4 + 2b = 25 + 7b

Combine like terms: 6 + 4 = 10
10 + 2b = 25 + 7b

Solving
10 + 2b = 25 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
10 + 2b + -7b = 25 + 7b + -7b

Combine like terms: 2b + -7b = -5b
10 + -5b = 25 + 7b + -7b

Combine like terms: 7b + -7b = 0
10 + -5b = 25 + 0
10 + -5b = 25

Add '-10' to each side of the equation.
10 + -10 + -5b = 25 + -10

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

Combine like terms: 25 + -10 = 15
-5b = 15

Divide each side by '-5'.
b = -3

Simplifying
b = -3

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