7(-3)-5(-4b)+11=

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Solution for 7(-3)-5(-4b)+11= equation:


Simplifying
7(-3) + -5(-4b) + 11 = 0

Multiply 7 * -3
-21 + -5(-4b) + 11 = 0

Remove parenthesis around (-4b)
-21 + -5 * -4b + 11 = 0

Multiply -5 * -4
-21 + 20b + 11 = 0

Reorder the terms:
-21 + 11 + 20b = 0

Combine like terms: -21 + 11 = -10
-10 + 20b = 0

Solving
-10 + 20b = 0

Solving for variable 'b'.

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

Add '10' to each side of the equation.
-10 + 10 + 20b = 0 + 10

Combine like terms: -10 + 10 = 0
0 + 20b = 0 + 10
20b = 0 + 10

Combine like terms: 0 + 10 = 10
20b = 10

Divide each side by '20'.
b = 0.5

Simplifying
b = 0.5

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