Question

Seema has 7 marbles and Teena has p marbles. Seema tells Teena that she has three marbles more than two fifth of the number of marbles you have. An equation for the above statement can be written as

Answer 1

number of marbles with seema=7

number of marbles with teena =p

The equation according to the statement is

7=3+(2/5p)

2/5p=4

p=10