Let the width = x
=>length = 2x-1
91= x(2x-1)=2x^2-x
2x^2-x-91=0
=(2x+13)(x-7)
=> x=-13/2=> no
=>x= 7 cm
Hello!
<u><em>Answer: ⇒⇒⇒⇒⇒⇒⇒ =54</em></u>
_________________________________________________________________
Step-by-step explanation:
First you had to convert element to fraction.

Then you had to cross out by the common factor of 3.

Multiply by the fraction.

Multiply by the number.


Again multiply by the number.


Apply rule.

54 is the right answer.
______________________________________________________________
Hope this helps!
Thank you for posting your question at here on brainly.
Have a great day!
-Charlie
_________________________________________________________________
Answer:
60 penguins
Step-by-step explanation:
We need to find out how many times 9, the number of polar bears for every 20 penguins, was multiplied by, so that we can multiply 20 penguins by the same amount.
27/9 = 3
20*3 = 60
Answer: 2527 divided by 8 equals
315 with a remainder of 7
Step-by-step explanation: