Solve by substitution


Just plug in y=-x-1 into y+x=3
So we get:

Simplify that:

And since that is not true, that means this system of equations has no solutions!
Answer:
Least is 7
Most is 12
Step-by-step explanation:
So 2 shirts for 12.
So 24
Take 24 off of both
Left with 21 to 36
21÷3 is 7
36÷3 is 12
Hope this helps
Sorry I can't read it,
otherwise i would be happy to help you
C is the least that is beause it is .015 which is smaller than 0.15
select two points on the line, and plug into this formula y2-y1 over x2-x1