Question

0.25(4f-3) = 0.05(10f-9)

Answer 1

0.25(4f-3) = 0.05(10f-9)

4f(0.25) - 3(0.25) = 10(0.05f) - 9(0.05)

f - 0.75 = 0.5f - 0.45

f - 0.5f = 0.75 - 0.45

0.5f = 0.30

f = 0.3/0.5

f = 0.6