Solve using the elimination method. If the system has no solution or an infinite number of solutions, state this.-4x + 8y = 8-2x - 5y = 4
A. (-2, 1)
B. (-3, 1)
C. No solution
D. (-2, 0)
Answer: D
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Find the derivative of y with respect to the appropriate variable.y = (1 - 6t) coth-1 
A. 
- 6 tanh-1 
B. 
- 6 coth-1 
C. (1 - 6t) coth-1 
D. - 3t
Solve the formula for the specified variable.A = 
h(B + b) for b
A. b = 2A - Bh
B. b = 
C. b = 
D. b = 
One way to weigh a very light object is to weigh a large number of the items and then divide to find the weight of one item. Before dividing, the weight of the packaging must be subtracted to find the net weight. Complete the table below. 
?
A. Weight of one item in grams: 0.6 g
Net Weight: 330 g
Total Weight: 354 g
B. Weight of one item in grams: 0.6 g
Net Weight: 354 g
Total Weight: 402 g
C. Weight of one item in grams: 6 g
Net Weight: 3540 g
Total Weight: 3564 g
D.
| Weight of one item in grams: 0.6 g |
Total Weight: 378 g
Decide which variable has a coefficient of 1 or -1, and solve for that variable in terms of the other variable.
4x + y = 3 A. y = -3 – 4x B. y = 3 – 4x C. y = 4x + 3 D. y = 3x – 4 E. y = 4x – 3