Step-by-step explanation:
x+y=7 _ eqn1
x-y=3_ eqn2
add eqn1 and eqn2
x+y=7
+ x-y=3
= 2x= 10
x=5
x+y=7
5+y=7
y=7-5
y=2 proved
<span>(-3,-4),(3,-4),(3,4) </span>
Answer:
hi
Step-by-step explanation:
i got the ans
i got it 20°
hope this might help you
The scarves should each be 3 1/4 feet long
hope it helps
Answer:
-11/4
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(2-57)/(23-3)
m=-55/20
simplify
m=-11/4
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