Answer:

Step-by-step explanation:
we know that


therefore

Y = -3x + b
Plug in point
-4 = -3(3) + b
-4 = -9 + b, b = 5
Solution: y = -3x + 5
Answer:
18
Step-by-step explanation:
Each sandwich will be divided into 6 pieces. 1 sandwich equals 6 pieces, 2 sandwiches equals 12 pieces, so 3 sandwiches equals 18 pieces.
Quadrilateral, square, four sided, 90 degrees, also forms a diamond
If she can only work 15 hours a week and earns $7 per hour, just multiply 7 by 15 and you'll have your answer :)