-1=1.3(3)+b

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Solution for -1=1.3(3)+b equation:


Simplifying
-1 = 1.3(3) + b

Multiply 1.3 * 3
-1 = 3.9 + b

Solving
-1 = 3.9 + 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.
-1 + -1b = 3.9 + b + -1b

Combine like terms: b + -1b = 0
-1 + -1b = 3.9 + 0
-1 + -1b = 3.9

Add '1' to each side of the equation.
-1 + 1 + -1b = 3.9 + 1

Combine like terms: -1 + 1 = 0
0 + -1b = 3.9 + 1
-1b = 3.9 + 1

Combine like terms: 3.9 + 1 = 4.9
-1b = 4.9

Divide each side by '-1'.
b = -4.9

Simplifying
b = -4.9

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