-3(7+3b)=-33-5b

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Solution for -3(7+3b)=-33-5b equation:


Simplifying
-3(7 + 3b) = -33 + -5b
(7 * -3 + 3b * -3) = -33 + -5b
(-21 + -9b) = -33 + -5b

Solving
-21 + -9b = -33 + -5b

Solving for variable 'b'.

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

Add '5b' to each side of the equation.
-21 + -9b + 5b = -33 + -5b + 5b

Combine like terms: -9b + 5b = -4b
-21 + -4b = -33 + -5b + 5b

Combine like terms: -5b + 5b = 0
-21 + -4b = -33 + 0
-21 + -4b = -33

Add '21' to each side of the equation.
-21 + 21 + -4b = -33 + 21

Combine like terms: -21 + 21 = 0
0 + -4b = -33 + 21
-4b = -33 + 21

Combine like terms: -33 + 21 = -12
-4b = -12

Divide each side by '-4'.
b = 3

Simplifying
b = 3

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