7b+2+2b=20

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Solution for 7b+2+2b=20 equation:


Simplifying
7b + 2 + 2b = 20

Reorder the terms:
2 + 7b + 2b = 20

Combine like terms: 7b + 2b = 9b
2 + 9b = 20

Solving
2 + 9b = 20

Solving for variable 'b'.

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

Add '-2' to each side of the equation.
2 + -2 + 9b = 20 + -2

Combine like terms: 2 + -2 = 0
0 + 9b = 20 + -2
9b = 20 + -2

Combine like terms: 20 + -2 = 18
9b = 18

Divide each side by '9'.
b = 2

Simplifying
b = 2

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