Question

3/13 - a = 20/143 ᴡʜᴀᴛ ᴛʜᴇ ᴀɴꜱᴡᴇʀ ᴏꜰ qᴜᴇꜱᴛɪᴏɴ​

Answer 1

Answer:

3/13-a=20/143

3/13-20/143=a

a=13/143

a=1/11