7(3b+x)=5a

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Solution for 7(3b+x)=5a equation: 


Simplifying
7(3b + x) = 5a
(3b * 7 + x * 7) = 5a
(21b + 7x) = 5a

Solving
21b + 7x = 5a

Solving for variable 'b'.

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

Add '-7x' to each side of the equation.
21b + 7x + -7x = 5a + -7x

Combine like terms: 7x + -7x = 0
21b + 0 = 5a + -7x
21b = 5a + -7x

Divide each side by '21'.
b = 0.2380952381a + -0.3333333333x

Simplifying
b = 0.2380952381a + -0.3333333333x

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