3A+7B=4

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Solution for 3A+7B=4 equation: 


Simplifying
3A + 7B = 4

Solving
3A + 7B = 4

Solving for variable 'A'.

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

Add '-7B' to each side of the equation.
3A + 7B + -7B = 4 + -7B

Combine like terms: 7B + -7B = 0
3A + 0 = 4 + -7B
3A = 4 + -7B

Divide each side by '3'.
A = 1.333333333 + -2.333333333B

Simplifying
A = 1.333333333 + -2.333333333B

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