18=1.3(18)+b

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Solution for 18=1.3(18)+b equation:


Simplifying
18 = 1.3(18) + b

Multiply 1.3 * 18
18 = 23.4 + b

Solving
18 = 23.4 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
18 + -1b = 23.4 + b + -1b

Combine like terms: b + -1b = 0
18 + -1b = 23.4 + 0
18 + -1b = 23.4

Add '-18' to each side of the equation.
18 + -18 + -1b = 23.4 + -18

Combine like terms: 18 + -18 = 0
0 + -1b = 23.4 + -18
-1b = 23.4 + -18

Combine like terms: 23.4 + -18 = 5.4
-1b = 5.4

Divide each side by '-1'.
b = -5.4

Simplifying
b = -5.4

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