Question

Tʜᴇ sᴜᴍ ᴏғ ᴛᴡᴏ ɴᴜᴍʙᴇʀ ɪs 20 ғɪʀsᴛ ɴᴜᴍʙᴇʀ ɪs ᴛʜʀɪᴄᴇ ᴛᴏ ᴏᴛʜᴇʀ ɴᴜᴍʙᴇʀ ғɪɴᴅ ɴᴜᴍʙᴇʀ

Answer 1

Answer:

x is 15

y is 5

Step-by-step explanation:

x+y=20

x=3y

substitute,

3y+y=20

then

4y=20

y=5.

x=3y so 3×5 is 15