A student's solution to the equation 3x 2=15 is x=3. describe and correct the error that the student made

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asked Mar 1, 2017 168k views

2 Answers

Chanwit · Answer 1 · 2017-03-07T08:12:53+0000

The answer is wrong because it's meant to be ....

3x x 2 =15 so do the reverse !
15/3 = 5/2 = 2.5
Double check by putting it in the formulae

3(2.5) x 2 = 15

A student's solution to the equation 3x 2=15 is x=3. describe and correct the error that the student made

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