“all integers are rational numbers” true or false? why?

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

How many solutions does the nonlinear system of equations graphed below have?