7b+30=4b

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Solution for 7b+30=4b equation:


Simplifying
7b + 30 = 4b

Reorder the terms:
30 + 7b = 4b

Solving
30 + 7b = 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
30 + 7b + -4b = 4b + -4b

Combine like terms: 7b + -4b = 3b
30 + 3b = 4b + -4b

Combine like terms: 4b + -4b = 0
30 + 3b = 0

Add '-30' to each side of the equation.
30 + -30 + 3b = 0 + -30

Combine like terms: 30 + -30 = 0
0 + 3b = 0 + -30
3b = 0 + -30

Combine like terms: 0 + -30 = -30
3b = -30

Divide each side by '3'.
b = -10

Simplifying
b = -10

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