For a house painting job, erica can be paid $250 plus $10 per hour. she wants to earn at least $400 in one day.

Erica needs to work at least 15 hours in one day

Step-by-step explanation:

10x + 250 ≥ 400

       -250   -250

10x           ≥ 150

÷10             ÷10  

  x           ≥ 15

yess

step-by-step explanation:

idk whyy this is happening, i cant even read my notification bc i keep getting errors

~coco

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)