Izzie recently took a math test where each correct answer (a) on the main part of the test was worth 5.8 points. She also correc
tly solved a bonus question worth 15 points. Using the equation 5.8a + 15 = 78.8, how many correct answers (a) did Izzie have on the main part of the test? A.
59
B.
5
C.
16
D.
11
