1.25=b(1+(.6)(.5))

Solution for 1.25=b(1+(.6)(.5)) equation:

Simplifying
1.25 = b(1 + (0.6)(0.5))

Multiply 0.6 * 0.5
1.25 = b(1 + 0.3)

Combine like terms: 1 + 0.3 = 1.3
1.25 = b(1.3)

Reorder the terms for easier multiplication:
1.25 = 1.3b

Solving
1.25 = 1.3b

Solving for variable 'b'.

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

Add '-1.3b' to each side of the equation.
1.25 + -1.3b = 1.3b + -1.3b

Combine like terms: 1.3b + -1.3b = 0.0
1.25 + -1.3b = 0.0

Add '-1.25' to each side of the equation.
1.25 + -1.25 + -1.3b = 0.0 + -1.25

Combine like terms: 1.25 + -1.25 = 0.00
0.00 + -1.3b = 0.0 + -1.25
-1.3b = 0.0 + -1.25

Combine like terms: 0.0 + -1.25 = -1.25
-1.3b = -1.25

Divide each side by '-1.3'.
b = 0.9615384615

Simplifying
b = 0.9615384615