Identify which equations are perpendicular to the line y = -1/2x + 3? Select 10 points all that apply.
O y + 3 = -1/2(x + 4)
O 2x - y = -6
Oy- 5 = 2(x-1)
O x + 2y = -16

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

Mallory has been offers two different jobs. she can baby sit for 6 hours a week and get $8.50 an hour. or she can work at the library for 14 hours a week and make $5.50 an hour. which job will allow her to save the most money after 6weeks?