10b-3b=20+1

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


Simplifying
10b + -3b = 20 + 1

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

Combine like terms: 20 + 1 = 21
7b = 21

Solving
7b = 21

Solving for variable 'b'.

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

Divide each side by '7'.
b = 3

Simplifying
b = 3

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