Answer:
$9.75
Step-by-step explanation:
We have all we need to solve for Bag #3.
2 bags equal $6.50.
We want 3 bags, not 4. So we need to divide the original cost by 1/2.
$6.50 divided by 1/2 is $3.25
Now we add an additional $3.25 to the original $6.50
Answer:
D. 5y^2 - 4y - 1
Step-by-step explanation:
Combine like terms:
(y^2 -y +1) +(4y^2 -3y -2)
= y^2(1 +4) +y(-1-3) +(1 -2)
= 5y^2 -4y -1
Area: 20 x 30 so 600
perimeter: 20 + 20 + 30 + 30 = 100
Answer: +7
Step-by-step explanation: Since a negative divided
by a negative always equals a positive, (-28) ÷ (-4) = +7