3b+4c=7a

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Solution for 3b+4c=7a equation: 


Simplifying
3b + 4c = 7a

Solving
3b + 4c = 7a

Solving for variable 'b'.

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

Add '-4c' to each side of the equation.
3b + 4c + -4c = 7a + -4c

Combine like terms: 4c + -4c = 0
3b + 0 = 7a + -4c
3b = 7a + -4c

Divide each side by '3'.
b = 2.333333333a + -1.333333333c

Simplifying
b = 2.333333333a + -1.333333333c

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