Answer: 
Step-by-step explanation:
Answer:
88
Step-by-step explanation:
89+85+95+83= 352,
352/4 = 88
F(x)=34x-84 ............................
Answer:
Slope intercept form: y= 2x + 7
Standard form: 2x - y= -7
Step-by-step explanation:
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Answer:
90, 30, 60
Step-by-step explanation: