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Kevin scores on the first for science test are 88, 92, 82 and 94. What a score must he earn on the fifth test to an average of 90? Define a variable write an equation and solve.…

Kevin scores on the first for science test are 88, 92, 82 and 94. What a score must he earn on the fifth test to an average of 90? Define a variable write an equation and solve.…
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Kevin scores on the first for science test are 88, 92, 82 and 94. What a score must he earn on the fifth test to an average of 90? Define a variable write an equation and solve. (PLEASE HELP)

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User Russ Schultz
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8.1k points

1 Answer

6 votes
88+ 92+ 82+ 94 + x
———————————— = 90
5

x= 5th test
answered
User Smellerbee
by
8.2k points
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