5(-4)-3b=15

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Solution for 5(-4)-3b=15 equation: 


Simplifying
5(-4) + -3b = 15

Multiply 5 * -4
-20 + -3b = 15

Solving
-20 + -3b = 15

Solving for variable 'b'.

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

Add '20' to each side of the equation.
-20 + 20 + -3b = 15 + 20

Combine like terms: -20 + 20 = 0
0 + -3b = 15 + 20
-3b = 15 + 20

Combine like terms: 15 + 20 = 35
-3b = 35

Divide each side by '-3'.
b = -11.66666667

Simplifying
b = -11.66666667

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