Question

What mistake did this student make?

1. They did not change the 2nd equation to standard form

2. When combining the two equations 8x-3x should be -11x

3. y = 5 not -5

4. x = -2 not 2

Answer 1

The answer is 2 because 8x -3x=5x

Answer 2

Answer: the answer is 3

Step-by-step explanation: it is not negative