Asked by iayonna

Izzie recently took a math test where each correct answer (a) on the main part of the test was worth 6.4 points. She also correctly solved a bonus question worth 11 points. Using the equation 6.4a + 11 = 81.4, how many correct answers (a) did Izzie have on the main part of the test?

Answers

Answered by Anonymous
6.4a + 11 = 81.4
6.4 a = 70.4

a = 70.4 / 6.4 = 11
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