Solve the system by substitution.
A. (0, 0)
B. (0, -1)
C. (1, -1)
D. (-1, 0)
Answer: C
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Solve the problem. Use the fire insurance rate table if needed. Rates are for each $100 of insurance. Round to the nearest dollar.
SLM Instruments owns a class B building with a replacement cost of 
Contents are valued at 
The area is rated 3. Find the fire insurance annual premium.
A. $4,370 B. $506 C. $5,243 D. $5,063
Solve the problem.A brick staircase has a total of 19 steps The first step requires 111 bricks. Each successive step requires 4 fewer bricks than the prior one. How many bricks are required to build the staircase?
A. 2793 bricks B. 2850 bricks C. 1425 bricks D. 1387 bricks
Write the equation of the axis of symmetry.y = x2 - 1
A. x = 6 B. x = 1 C. x = -1 D. x = 0
Solve the problem.Write 490 out of 500 college students as a decimal and as a percent.
A. 9.8, 980% B. 0.98, 980% C. 0.98, 9.8% D. 0.98, 98%