(25b-5)-8(3b+4)=-7

Solution for (25b-5)-8(3b+4)=-7 equation:

Simplifying
(25b + -5) + -8(3b + 4) = -7

Reorder the terms:
(-5 + 25b) + -8(3b + 4) = -7

Remove parenthesis around (-5 + 25b)
-5 + 25b + -8(3b + 4) = -7

Reorder the terms:
-5 + 25b + -8(4 + 3b) = -7
-5 + 25b + (4 * -8 + 3b * -8) = -7
-5 + 25b + (-32 + -24b) = -7

Reorder the terms:
-5 + -32 + 25b + -24b = -7

Combine like terms: -5 + -32 = -37
-37 + 25b + -24b = -7

Combine like terms: 25b + -24b = 1b
-37 + 1b = -7

Solving
-37 + 1b = -7

Solving for variable 'b'.

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

Add '37' to each side of the equation.
-37 + 37 + 1b = -7 + 37

Combine like terms: -37 + 37 = 0
0 + 1b = -7 + 37
1b = -7 + 37

Combine like terms: -7 + 37 = 30
1b = 30

Divide each side by '1'.
b = 30

Simplifying
b = 30