(25b-1)-8(3b+3)=-4

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Solution for (25b-1)-8(3b+3)=-4 equation:


Simplifying
(25b + -1) + -8(3b + 3) = -4

Reorder the terms:
(-1 + 25b) + -8(3b + 3) = -4

Remove parenthesis around (-1 + 25b)
-1 + 25b + -8(3b + 3) = -4

Reorder the terms:
-1 + 25b + -8(3 + 3b) = -4
-1 + 25b + (3 * -8 + 3b * -8) = -4
-1 + 25b + (-24 + -24b) = -4

Reorder the terms:
-1 + -24 + 25b + -24b = -4

Combine like terms: -1 + -24 = -25
-25 + 25b + -24b = -4

Combine like terms: 25b + -24b = 1b
-25 + 1b = -4

Solving
-25 + 1b = -4

Solving for variable 'b'.

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

Add '25' to each side of the equation.
-25 + 25 + 1b = -4 + 25

Combine like terms: -25 + 25 = 0
0 + 1b = -4 + 25
1b = -4 + 25

Combine like terms: -4 + 25 = 21
1b = 21

Divide each side by '1'.
b = 21

Simplifying
b = 21

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