Select the correct answer. Each statement describes a transformation of the graph of y = x. Which statement correctly describes the graph of y = x + 7?
A.
It is the graph of y = x translated 7 units down.
B.
It is the graph of y = x translated 7 units to the right.
C.
It is the graph of y = x where the slope is increased by 7.
D.
It is the graph of y = x translated 7 units up.

Find the value of the variable and the length of each secant segment

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a.the profit when the unit price is equal to 0b.the unit price(s) when the profit is equal to 0c.the profit when the unit price is greatestd.the unit price(s) when profit is greatest

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?