20 quarters
5x 4 =20
hope it helped bye
Answer:
64
Step-by-step explanation:
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For this case, the first thing we should do is use the following equation:
x ^ 2 + x-30
Here, we substitute the value of x = 20
We have then:
(20) ^ 2 + (20) -30 = 390 m ^ 2
Answer:
the area of the land when the length of the dentist's office is 20 meters is:
390 m ^ 2
Yes.
Combining the x terms and the numbers, we get
-10+5x+24
14+5x
Answer:
c = 6
Step-by-step explanation:
- Subtract 5 from both sides. This is to cancel out the + 5. You have 3c = 18
- Divide both sides by 3. 18/3 = 6, so c = 6.
