Solve.Four times a number, added to 7, is 43. Find the number.
A. 144
B. 36
C. -9
D. 9
Answer: D
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Use the compound interest formula to compute the future value of the investment. Round to the nearest cent.$3000 at 2.5% compounded daily for 9 years (assume 360 days per year)
A. $3756.94 B. $3001.88 C. $3746.59 D. $3192.79
Find the requested probability.A coin is biased to show 43% heads and 57% tails. The coin is tossed twice. What is the probability that the coin turns up heads once and tails once?
A. 43% B. 57% C. 49.02% D. 24.51%
Find the x- and y-intercepts of the graph of the equation. 
+ 
= 5
A. x-intercept: 15; y-intercept: 10 B. x-intercept: 10; y-intercept: 15 C. x-intercept: 8; y-intercept: 7 D. x-intercept: 2; y-intercept: 3
Use the formulas below to answer the question. Round your answer to the nearest tenth if necessary.C = 
(F - 32) or C = 
F = 
C + 32 or F = 1.8C + 32.When the temperature is below 24°F the first grade students are not allowed to play outside. What is this temperature in degrees Celsius?
A. 11.2°C B. -4.4°C C. 18.7°C D. 75.2°C