7-2b=4a

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Solution for 7-2b=4a equation: 


Simplifying
7 + -2b = 4a

Solving
7 + -2b = 4a

Solving for variable 'b'.

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

Add '-7' to each side of the equation.
7 + -7 + -2b = -7 + 4a

Combine like terms: 7 + -7 = 0
0 + -2b = -7 + 4a
-2b = -7 + 4a

Divide each side by '-2'.
b = 3.5 + -2a

Simplifying
b = 3.5 + -2a

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