tsasha77
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What mistake did this student make?

1. The 2nd equation should have been added to the 1st equation, not subtracted

2. The 2nd equation should have been multiplied by 3

3. The 1st equation should have been multiplied by 2

4. Neither equation is in standard form

What mistake did this student make 1 The 2nd equation should have been added to the 1st equation not subtracted 2 The 2nd equation should have been multiplied b class=

Respuesta :

Answer:

3. the 1st equation should have been multiplied by 3
The answer is 3) the 1st equation should have been multiplied by 2

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