Find the total cost and round to the nearest cent. 1) $22.95 shift, 6% tax
2) $24 lunch, 15% tip
3) $59.99 DVD box set, 6.5% tax
4) $97.55 business breakfast, 18% tip
show work pls

Which equation could represent the relationship shown in the scatter plot? y=−3x−2 y=−3/4x+10 y=−2/3x+1 y=9x−12 scatter plot with x axis labeled variable x and y axis labeled variable y. points go from upper left to lower right.