How would you solve the system for x, y, and z?

Thx

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

Which shaded region is the solution to the system of inequalities? y y[tex]\geq[/tex]-x+1

Plz asap what is the range of the cluster in the scatter plot a. between 4 and 8 years of experience b. between $40,000 and $60,000 c. between 6 and 12 years of experience d. between $10,000 and $60,000