alan scored a total of 14 points for answering all 15 questions on a math quiz for every correctly answered question alan got 2 points for every wrong ahe lost 2 points how many questions did he answer correclty

Answer 1

all correct would be 30
he's 16 points shy, so he must have missed 16/4 = 4.

11 right = 22
4 wrong = -8
22-8=14

Answer 2

X - #correct
Y - # wrong
X+Y = 15
2*X-2*Y = 14

X-Y = 7
X+Y =15

2X=22

X=11

Answer 3

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Answer 4

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Answer 5

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