(25b-3)-8(3b+1)=-7

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Solution for (25b-3)-8(3b+1)=-7 equation:


Simplifying
(25b + -3) + -8(3b + 1) = -7

Reorder the terms:
(-3 + 25b) + -8(3b + 1) = -7

Remove parenthesis around (-3 + 25b)
-3 + 25b + -8(3b + 1) = -7

Reorder the terms:
-3 + 25b + -8(1 + 3b) = -7
-3 + 25b + (1 * -8 + 3b * -8) = -7
-3 + 25b + (-8 + -24b) = -7

Reorder the terms:
-3 + -8 + 25b + -24b = -7

Combine like terms: -3 + -8 = -11
-11 + 25b + -24b = -7

Combine like terms: 25b + -24b = 1b
-11 + 1b = -7

Solving
-11 + 1b = -7

Solving for variable 'b'.

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

Add '11' to each side of the equation.
-11 + 11 + 1b = -7 + 11

Combine like terms: -11 + 11 = 0
0 + 1b = -7 + 11
1b = -7 + 11

Combine like terms: -7 + 11 = 4
1b = 4

Divide each side by '1'.
b = 4

Simplifying
b = 4

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