(10b-1)-3(3b+3)=-5

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Solution for (10b-1)-3(3b+3)=-5 equation:


Simplifying
(10b + -1) + -3(3b + 3) = -5

Reorder the terms:
(-1 + 10b) + -3(3b + 3) = -5

Remove parenthesis around (-1 + 10b)
-1 + 10b + -3(3b + 3) = -5

Reorder the terms:
-1 + 10b + -3(3 + 3b) = -5
-1 + 10b + (3 * -3 + 3b * -3) = -5
-1 + 10b + (-9 + -9b) = -5

Reorder the terms:
-1 + -9 + 10b + -9b = -5

Combine like terms: -1 + -9 = -10
-10 + 10b + -9b = -5

Combine like terms: 10b + -9b = 1b
-10 + 1b = -5

Solving
-10 + 1b = -5

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 + 1b = -5 + 10

Combine like terms: -10 + 10 = 0
0 + 1b = -5 + 10
1b = -5 + 10

Combine like terms: -5 + 10 = 5
1b = 5

Divide each side by '1'.
b = 5

Simplifying
b = 5

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