Set the length of the base as x, the two equal sides are then 4x each, so the perimeter is x+4x+4x=9x
The y intercept is when x is 0. So, we have to plug in 0 for x. You can do this in many different ways as well.
7(0)-4y=8
-4y=8
Divide both sides by -4.
Y=-2
So, the Y intercept is -2 (0,-2).
Answer:
280
Step-by-step explanation:
<1=100 <4=150 <3=30
mADB=100+150+30=280
Answer:
5
Step-by-step explanation:

15 pounds / 35 sandwiches ~ 0.43 pounds ham per sandwich