5x+bx=7

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Solution for 5x+bx=7 equation: 


Simplifying
5x + bx = 7

Reorder the terms:
bx + 5x = 7

Solving
bx + 5x = 7

Solving for variable 'b'.

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

Add '-5x' to each side of the equation.
bx + 5x + -5x = 7 + -5x

Combine like terms: 5x + -5x = 0
bx + 0 = 7 + -5x
bx = 7 + -5x

Divide each side by 'x'.
b = 7x-1 + -5

Simplifying
b = 7x-1 + -5

Reorder the terms:
b = -5 + 7x-1

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