Answer:

Step-by-step explanation:
we know that
The formula to solve a quadratic equation of the form

is equal to

in this problem we have

so

substitute in the formula


<u><em>Seventy-seven is a composite number. </em></u>
Because you had to divide by eleven or seven. Then you can multiply by seven or eleven its equal to seventy-seven.




Final answer: 
Hope this helps!
And thank you for posting your question at here on brainly, and have a great day.
-Charlie
Answer: Sales tax is an amount added to a price to get the total.
Step-by-step explanation: divide the percent by 100 before we multiply.
I’m not sure i’m pretty sure it’s 28
Answer:
I love algebra anyways
the ans is in the picture with the steps how i got it
(hope that helps can i plz have brainlist it will make my day :D hehe)
Step-by-step explanation: