Answer:
Step-by-step explanation:
x= -8,-11
3.149
that is just the number pi never ends but in most math classes 3.149 is all yoi need
3000
x=35, y=21. (35, 21).
x+y=56
x-y=14
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2x=70
x=70/2
x=35
35+y=56
y=56-35
y=21