This is incorrect. X can be negative, making the expression on the left less than 0. If x were -10, then:
3 x -10 + 1 > 0
-30 + 1 > 0
-29 > 0
Is NOT true.
Answer:
y=1.2x-6
Step-by-step explanation:
place in the points
0=1.2(5)+b
distrubutive property
0=6+b
subtract 6 on both sides
-6=b
y=1.2x-6
Answer:

Step-by-step explanation:
This answer is easily found using the Pythagorean Theorem:

where A and B are the legs, and C is the hypotenuse of the triangle.

3s = 5s - 10
-2s = -10
S = 5
S is the cost per pack in dollars