y-7y+b=30

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Solution for y-7y+b=30 equation: 


Simplifying
y + -7y + b = 30

Reorder the terms:
b + y + -7y = 30

Combine like terms: y + -7y = -6y
b + -6y = 30

Solving
b + -6y = 30

Solving for variable 'b'.

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

Add '6y' to each side of the equation.
b + -6y + 6y = 30 + 6y

Combine like terms: -6y + 6y = 0
b + 0 = 30 + 6y
b = 30 + 6y

Simplifying
b = 30 + 6y

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