There is a strong, negative relationship between outside temperature and snow shovel sales. As x increases, y decreases.
Answer:

Step-by-step explanation:



Answer: 
Answer:7picm Circumference = pi x d Diameter = 7 C = pi x 7 C = 7pi cm.
Step-by-step explanation:
X+7= Yvonne's age.
a. 4(x+7)=200
b. 4(x+7)=200
4x+28=200
4x=172
x=43
Yvonne is 43 years old.
c. 43-7=Xavier's age.
36
Xavier is 36 years old.
4x^2 + 7x - 5 - (3x^2 - 2x - 4) =
4x^2 + 7x - 5 - 3x^2 + 2x + 4 =
x^2 + 9x - 1 <==