If x is a rational number and y is a rational number than x + y is a rational number. A)
Always True
B)
Sometimes True
Usually True
D)
Never True

For the following equations, find the ratio of a to b. be sure to show all of your work. a. 3a = 6b b. 15a = 5b

What is the solution set for z+10=z-2

The main cable of a suspension bridge is modeled by the equation y= 0.0048(x - 50)2 + 6. at what horizontal distances from the left support is the cable 10 ft above the roadway?