-7b=-9b+20

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Solution for -7b=-9b+20 equation:


Simplifying
-7b = -9b + 20

Reorder the terms:
-7b = 20 + -9b

Solving
-7b = 20 + -9b

Solving for variable 'b'.

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

Add '9b' to each side of the equation.
-7b + 9b = 20 + -9b + 9b

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

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

Divide each side by '2'.
b = 10

Simplifying
b = 10

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