3b+18=4b+13

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Solution for 3b+18=4b+13 equation:


Simplifying
3b + 18 = 4b + 13

Reorder the terms:
18 + 3b = 4b + 13

Reorder the terms:
18 + 3b = 13 + 4b

Solving
18 + 3b = 13 + 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.
18 + 3b + -4b = 13 + 4b + -4b

Combine like terms: 3b + -4b = -1b
18 + -1b = 13 + 4b + -4b

Combine like terms: 4b + -4b = 0
18 + -1b = 13 + 0
18 + -1b = 13

Add '-18' to each side of the equation.
18 + -18 + -1b = 13 + -18

Combine like terms: 18 + -18 = 0
0 + -1b = 13 + -18
-1b = 13 + -18

Combine like terms: 13 + -18 = -5
-1b = -5

Divide each side by '-1'.
b = 5

Simplifying
b = 5

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