3A+4B=78

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Solution for 3A+4B=78 equation: 


Simplifying
3A + 4B = 78

Solving
3A + 4B = 78

Solving for variable 'A'.

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

Add '-4B' to each side of the equation.
3A + 4B + -4B = 78 + -4B

Combine like terms: 4B + -4B = 0
3A + 0 = 78 + -4B
3A = 78 + -4B

Divide each side by '3'.
A = 26 + -1.333333333B

Simplifying
A = 26 + -1.333333333B

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