Solve for the variable. Choose the method you feel will work best.3x2 = 39
A. x = 19.5
B. x = ±13
C. x = 14
D. x = ±
Answer: D
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Solve the problem.Jane has invited 50 people to a party and expects 
to attend. Express the expected number of guests n as an inequality and graph the values of n.
n = number of guests
A. 15 ? n ? 20
n = number of guests
B. n ? 30
n = number of guests
C. n ? 35
n = number of guests
D. 30 ? n ? 35
n = number of guests
Find an angle ? between 0° and 90° having the specified function value. Round your answer to the nearest hundredth of a degree.cot ? ? 5.358
A. 10.57° B. 79.24° C. -10.57° D. 10.76°
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.5
÷ 2
A. 2
B. 2
C. 2
D. 3
Complete the table by listing the percent of the whole for each category. Then place the percent data in the circle graph.A town containing 21,000 houses has the following types of houses: 
What will be an ideal response?