20.4k views
2 votes
Jenny earned 110 of a possible 148 points on a test. She lost 2 points for each incorrect answer. How many incorrect answers did she have?

User Kupson
by
7.0k points

2 Answers

7 votes

Answer: She had 19 incorrect answers

Step-by-step explanation:

n = number of incorrect answers at 4 points per answer

110 = 148 - 2n

Solve for n

n = (148 - 110)/2 = 19

User DWright
by
7.4k points
3 votes
She answered 19 questions incorrectly
User EpsilonAlpha
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8.1k points