Find the equation of the line that will satisfy each given condition. 1. m = -3 and b = 5

2. m = 4 and b = -3

3. The line passes through (1, -5) and (-2, 5).

4. The line passes through (7, 3) and m = 0.

5. The line passes through (7, -5) and m =⁴/³

Picture your solution I'll mark you the brainliest please help me

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

If you could answer these your a life saver

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?