Add the numbers using the number line.-5 + (4) 
A. -9
B. 1
C. 9
D. -1
Answer: D
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Find the indicated angle.Find the supplement of 58°.
A. 302° B. 32° C. 122° D. 212°
Solve.A promotional deal for long distance phone service charges a $15 basic fee plus $0.05 per minute for all calls. If Joe's phone bill was $50 under this promotional deal, how many minutes of phone calls did he make? Round to the nearest integer, if necessary.
A. 7 minutes B. 1300 minutes C. 2 minutes D. 700 minutes
Give the degree measure of ?.? = arccos (0)
A. 180° B. 45° C. 0° D. 90°
Solve the problem.In Country X, estimates of future welfare expenditures in billions of dollars can be modeled by 
where 
Estimate the years when welfare expenditures will range from 87 to 126 billion dollars.
A. Between 2017 and 2022 B. Between 2028 and 2029 C. After 2028 D. Between 2019 and 2020