Without graphing, decide:(a) Are the graphs of the equations are identical lines, parallel lines, or lines intersecting at a single point?(b) How many solutions does the system have?
A. identical lines; infinite number of solutions
B. lines intersecting at a single point; one solution
C. parallel lines; no solution
Answer: B
Mathematics
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Find the indicated function values.If h(x) = x3 - x, find a. h(-1)
b. h(0)
c. h(-4)
A. a. 0 b. 0 c. -68 B. a. 0 b. 0 c. -60 C. a. -2 b. 0 c. -68 D. a. -2 b. 0 c. -60
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Solve.Last year, Maria earned $306 per week. This year, her salary increased to 
per week. What is the percent of increase?
A.
| 91.5% |
B. 8.5%
C.
| 92.2% |
D.
| 7.8% |
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Convert to Fahrenheit. Use the formula F = 
C + 32 or F = 1.8C + 32. Round your answer to the nearest tenth if necessary.96°C
A. 230.4°F B. 85.3°F C. 204.8°F D. 80.0°F
Mathematics
Subtract.9.935 - 3.85
A. 6.185 B. 6.084 C. 6.095 D. 6.085
Mathematics