x? = ?x ? 5y, y? = x + 3y
Solve the first-order linear system.
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Solve the problem. Round amounts to the nearest cent and percents to the nearest tenth of a percent.Selling price = $70.24; Rate or markup based on cost = 94%. Find the cost and markup.
A. Cost: $4.21 Markup: $66.03 B. Cost: $66.03 Markup: $4.21 C. Cost: $34.03 Markup: $36.21 D. Cost: $36.21 Markup: $34.03
Simplify the decimal expression.18(2.6)(0.6)
A. 2.808 B. 280.8 C. 2808. D. 28.08
Solve the problem.A football team gained 26 yards on one play, lost 40 yards on another, and gained 37 yards on the last play of the first half. They had already gained 224 yards during the half. What was the total yardage gain for the first half?
A. 247 yd B. 287 yd C. 201 yd D. 327 yd
Using the figure below, sketch a graph of the given vector. [The graphs in the answer choices are drawn to the same scale as the graph below.]
? 
?
A. ?
B. ?
C. ?
D. ?
E. none of these