Solve using the elimination method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.x + y = 0x - y = 8
A. (-4, -3)
B. (3, -3)
C. (4, -4)
D. No solution
Answer: C
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From the data taken from the curve in the graph below, calculate RD when Vf = 7.0 V.
a. 1140 ohms
b. 875 ohms
c. 600 ohms
d. 525 ohms
e. 500 ohms
A delivery truck must deliver packages to 6 different store locations (A, B, C, D, E, and F). The trip must start and end at A. The graph below shows the distances (in miles) between locations. We want to minimize the total distance traveled.
The cheapest-link tour starting with vertex A is given by:
A. A, E, F, C, B, D, A. B. A, C, D, B, E, F, A. C. A, D, F, E, C, B, A. D. A, B, C, D, E, F, A. E. none of these
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = 6
A. x-intercept: (0, 6), m: 0
B. x-intercept: (0, 0), m: 6
C. x-intercept: (6, 0), m: undefined
D. x-intercept: (6, 0), m: 
Use the given conditions to write an equation for the line in point-slope form.Passing through (-2, -7) and (-8, -3)
A. y - 7 = - 
(x - 2) or y - 3 = - 
(x - 8)
B. y + 7 = - 
(x + 8) or y + 3 = - 
(x + 2)
C. y + 7 = - 
x - 2 or y + 3 = - 
x + 7
D. y + 7 = - 
(x + 2) or y + 3 = - 
(x + 8)