in a group of 26 junior high school students , 7 take french , 10 take spanish , and 4 take both languages . the students taking both french and spanish are not counted with the 7 taking french or the 10 taking spanish . how many students are not taking either french or spanish ?
"c 5 add 7 + 10 + 4 to get 21 . then subtract 21 from the total students ⇒ 26 – 21 = 5 . answer is c"
subtract(26, add(7, 10))