Pls i need it fast

a line contains the points (-2, 0) and (0,8).

what is the slope of the line in simplified form?

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What is the common difference in the following arithmetic sequence? 7,3,-1,-5

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Organic apples are on special for $1.50 per pound. does total cost vary inversely or directly with the number of pounds purchased? find the cost of 3.4 pounds of apples. a. inversely: $5.10 b. directly; $5.10 c. inversely: $2.27 d. directly; $2.27