3b+2c=21

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Solution for 3b+2c=21 equation: 


Simplifying
3b + 2c = 21

Solving
3b + 2c = 21

Solving for variable 'b'.

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

Add '-2c' to each side of the equation.
3b + 2c + -2c = 21 + -2c

Combine like terms: 2c + -2c = 0
3b + 0 = 21 + -2c
3b = 21 + -2c

Divide each side by '3'.
b = 7 + -0.6666666667c

Simplifying
b = 7 + -0.6666666667c

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