5. Both Henry and Gina evaluated this expression: (-3+x4 – 1) = (-5)
Henry's answer was 13 and Gina's answer was -13. Who is correct? What is the likely error the
other student made? (2 marks)

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4

x is the total time in minutes for the free response

you are given number of questions as 15 - m and time per item as 8 minutes

to find x multiply the two givens together:

x = 8 * (15-m) = 8(15-m)