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3 votes
Can someone explain how I do these please ?

Can someone explain how I do these please ?-example-1
User Leba
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2 Answers

4 votes
It is very difficult to explain on a computer or without actually being face to face. It would be best if you could ask your parents or your teacher since I bet they could give you a better answer than anyone on here. 
User Dlohani
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8.3k points
3 votes
So first of all you need to find what plus 2 equals for which would be x . Then what plus 2 equals -1 . Then just graph your answers . Thats how i usually do it 
User Sachin Nayak
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7.8k points