Question

How do you solve b+4/5=7/4

Answer 1

b+ 4/5 = 7/4

subtract 4/5 from each side

b = 7/4 - 4/5

get a common denominator 20

b = 7/4 * 5/5 - 4/5 * 4/4

b = 35/20 -16/20

b = 19/20