Question

Solve the inequalities by graphing.

x + y 1
x - y 2
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https://media.glynlyon.com/g_alg02_ccss_2013/3/327q.gif
https://media.glynlyon.com/g_alg02_ccss_2013/3/328q.gif
https://media.glynlyon.com/g_alg02_ccss_2013/3/329q.gif
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https://media.glynlyon.com/g_alg02_ccss_2013/3/321q.gif
https://media.glynlyon.com/g_alg02_ccss_2013/3/322q.gif
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Answer 1

I need to point out that your presentation of this math problem is ambiguous.
What do you mean when you type x + y 1? What is the relationship, if any, between x, y and 1?