Question

Simran and Nina bought 30 toffees together. Simran bought double the number of toffees that Nina bought.
If Nina has y toffees, which one of the following is true?
(Explanation)
A. 3y = 30
B. 2y = 30
C. y + 2 = 30
D. y + y = 30
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Answer 1

Answer:

A. 3y = 3x10=:30

Step-by-step explanation:

since Nina has 10 and Sim has 20

Answer 2

Answer:

1) 3y =30

Step-by-step explanation:

x+y=30

2y=x

2y +y =30

3y=30