3x-5y=60

4x+5y=-4

what is the system of linear equation

A shop repairs both audio and video components. Let A denote the event that the next component brought in for repair is an audio component. Event B is the event that the next component is a CD player (so event B is contained in A).

The national cancer institute estimates that 1 and 8 American women will develop breast cancer in their lifetime. According to this estimate, about how many American women in every 100 American women will develop breast cancer?

One log is 28 feet 7 inches long, and another is 39 feet 8 inches long. what is the sum of their lengths?

One bus can travel 194 miles in 4 hours and the second bus can travel 245 miles in 5 hours. What is the unit rate for each bus and which bus is faster?

Given y varies directly as x, use the given x-value and y-value to find an equation that relates x and y. x = 24 and y = 360

Which relation is a function? A) x = y2 - 3 B) x = y - 4x2 C) y2 = 4x - 6 Eliminate D) x2 = y2 - 10

Evaluate the exponential expression: (-5) 4 A.-20 B. 20 C.-625 D. 625

How do I solve for (i) in the following equation? p=irt

A soccer field is a rectangle 90 meters wide and 120 meters long. The coach asks players to run from one corner to the other corner diagonally across the field. How far do the players run?

Sam says that the Coordinate (6, 4.5) represents the ratio of 1:2. Is Sam Correct? Why?