How do you solve x- \frac { 3} { 4} = 3\frac { 3} { 5}?

2 Answers
Mar 18, 2017

x= 87/20 or 4.35

Explanation:

Convert all mixed fractions to improper fractions

3*3/5= (5(3)+3)/(5)= 18/5

Bring all like terms to one side by adding 3/4 to the other side

x=18/5+3/4

Find the gcf and add the fractions to get :

x= 87/20

ANSWER: x= 87/20

Mar 20, 2017

4 7/20

Explanation:

x-3/4=3 3/5

:.x/1-3/4=18/5

:.(20x-15=72)/20

multiply L.H.S. and R.H.S. by 20

:.20x-15=72

:.20x=72+15

:.20x=87

:.x=87/20

:.x=4 7/20