Question

Your grade on 3 tests were 82,76 and 90. You skipped the fourth test and earned a 0. What must you earn on the fifth test to get a test average of at least 70?

Write and solve and inequality!!
Define variables!!

Answer ASAP!!!

Answer 1

102

Explanation:

x = 5th test

(82 + 76 + 90 + 0 + x) /5 = 70

248 + x = 70*5

x = 350 - 248

x = 102