Answer:
$15
Step-by-step explanation:
If one pound of beef costs 5 dollars then three would be 3 x 5 which is 15.
Answer:
1. 
2. not completely sure but i think its 
3.x
=
2
i
√
5
,
−
2
i
√
5
4.x
=
−
9
±
√
73
/2
5. Im not sure...
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Answer:
5/12
Step-by-step explanation:
Divide both numbers in one of the ratios by their highest common factor.
Please give me brainliest it helps a lot!!
Answer: i think the answer is 1
Step-by-step explanation: