ᴇᴠᴀʟᴜᴀᴛᴇ ᴛʜᴇ ᴇxᴘʀᴇssɪᴏɴ 2x-7 ғᴏʀ ᴇᴀᴄʜ ᴠᴀʟᴜᴇ ғᴏʀ x

1.
2x-7
f(x)= 2x-7
f(0)=2(0)-7
f(0)= 0-7
f(0)= -7
2.
2x-7
f(x)=2x-7
f(1)=2(1)-7
f(1)=2-7
f(1)= -5