Answer:
Step-by-step explanation:
Basic quadratic equation has this following form:

where x1 and x2 are the roots.
For
and
, we can find:

Answer:
10 HOURS AND 30 MINUTES
Step-by-step explanation:
Answer:
32
Step-by-step explanation: 10+10+12=32
<em><u>Expression that represent the show the total cost for any number of rose bushes and tomato plant is:</u></em>

<em><u>Solution:</u></em>
Let "x" be the number of roses bush
Let "y" be the number of tomato plant
Cost of 1 rose bush = $ 5
Cost of 1 tomato plant = $ 2
To find: Expression that represent the show the total cost for any number of rose bushes and tomato plant
Total cost = number of roses bush x Cost of 1 rose bush + number of tomato plant x Cost of 1 tomato plant

Thus the expression is found where, x and y are the number of rose bush and tomoato plant bought respectively
Answer:
3 Pounds for 15.10
Step-by-step explanation:
find a common multiplier (12)
4 pounds ($21.50) [×3] 12 pounds ($64.50)
3 pounds ($15.50) [×4] 12 pounds ($ 62)
you save $2.50