−8x+14≥60 OR −4x+50 -2x>−2x, is greater than, minus, 2 (Choice B)

B

x\leq -\dfrac{23}{4}x≤−

4

23



x, is less than or equal to, minus, start fraction, 23, divided by, 4, end fraction

(Choice C)

C

x>-2x>−2x, is greater than, minus, 2

(Choice D)

D

There are no solutions

(Choice E)

E

All values of x are solutions

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

Phyllis and chen are saving money to go to a football game. each friend starts with some money and saves a specific amount each week. phyllis made a graph to show the total she has saved at the end of each week. chen wrote an equation to show the total, y, he has saved at the end of each week, x. y = 15x + 15 compare the amount that each friend has when both friends start saving. select the correct answer from the drop-down menu to complete the statement. phyllis starts with $ and chen starts with $

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?