Simplify by combining like terms.-5 + 2a + 3 - 8a
A. -2a - 6
B. -6a + 3
C. 10a - 2
D. -6a - 2
Answer: D
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?Arrange the following integers, -5, -2, 10, -13, so that the equation below is true:___ - ____ = ____ + ____
A. ?-5 - (-2) = -13 + 10 B. ?-2 - (-5) = -13 + 10 C. ?-5 - 2 = -13 + 10 D. -13 - 10 = -5 + (-2) E. ?-13 - 10 = -2 + (-5)
Find a 95% confidence interval for the true population proportion.In a survey of 352 adults, 55% said that they favored the proposed environmental laws.
A. 52.3% to 57.7% B. 49.7% to 60.3% C. 54.7% to 55.3% D. 55% to 60.3%
Evaluate using the order of operations.
+ 
÷ 
A. - 
B. 
C. - 
D. - 
Provide an appropriate response.Decide if the system has one solution, no solution, or an infinite number of solutions.5x - 25y = 20 y = 
x - 
A. One Solution B. Infinite number of solutions C. No Solution