10b+4+3b-1=7+b+20

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Solution for 10b+4+3b-1=7+b+20 equation:


Simplifying
10b + 4 + 3b + -1 = 7 + b + 20

Reorder the terms:
4 + -1 + 10b + 3b = 7 + b + 20

Combine like terms: 4 + -1 = 3
3 + 10b + 3b = 7 + b + 20

Combine like terms: 10b + 3b = 13b
3 + 13b = 7 + b + 20

Reorder the terms:
3 + 13b = 7 + 20 + b

Combine like terms: 7 + 20 = 27
3 + 13b = 27 + b

Solving
3 + 13b = 27 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
3 + 13b + -1b = 27 + b + -1b

Combine like terms: 13b + -1b = 12b
3 + 12b = 27 + b + -1b

Combine like terms: b + -1b = 0
3 + 12b = 27 + 0
3 + 12b = 27

Add '-3' to each side of the equation.
3 + -3 + 12b = 27 + -3

Combine like terms: 3 + -3 = 0
0 + 12b = 27 + -3
12b = 27 + -3

Combine like terms: 27 + -3 = 24
12b = 24

Divide each side by '12'.
b = 2

Simplifying
b = 2

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