18=4b+3b

Solution for 18=4b+3b equation:

Simplifying
18 = 4b + 3b

Combine like terms: 4b + 3b = 7b
18 = 7b

Solving
18 = 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
18 + -7b = 7b + -7b

Combine like terms: 7b + -7b = 0
18 + -7b = 0

Add '-18' to each side of the equation.
18 + -18 + -7b = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -7b = 0 + -18
-7b = 0 + -18

Combine like terms: 0 + -18 = -18
-7b = -18

Divide each side by '-7'.
b = 2.571428571

Simplifying
b = 2.571428571