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german
3 years ago
11

(13 less than a) How would this be solved in algebraic expression

Mathematics
2 answers:
Delicious77 [7]3 years ago
8 0

Answer:

<em>a </em>- 13

Step-by-step explanation:

a- 13 because you are taking 13 away from a

Vikentia [17]3 years ago
4 0

Answer: x-13 (?)

Step-by-step explanation:

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* please explain work / show it thxsss!!**
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Answer:

All you need to do is to calculate the perimeter of the circle since you already had the diameter

Base on the picture, the perimeter should be:

C = d * π = 64 * 3.14 = 200.96 (m)

8 0
3 years ago
Rita is spending more time at home to study and practice math. Her efforts are finally paying off. On her first assessment she s
Kipish [7]

Answer:

7th

Step-by-step explanation:

63 - 58 = 5

68-63 = 5

She is adding 5 points each time

a1 = 58

d = 5

a2 = 63

a3 = 68

a4 = 58+5 = 73

a5 = 73+5 = 78

a6 = 78+5 = 83

a7 = 83+5 = 88

This is the first assessment greater then 85, so the 7th assessment

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3 years ago
mrs mccarthy runs 6 laps a day on monday wednesdays and fridays. she does yoga on tuesdays and thursdays for 45 minutes. how man
LUCKY_DIMON [66]
The answer is 180 because 6 x 3=18 and 18x10=180
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3 years ago
Help with this question, please! The answer with the red arrow is INCORRECT!! HELP ASAP!
Vilka [71]

Answer:

the area is multiplied by 3

Step-by-step explanation:

if the diagonal is multiplied by 3 than the area will "grow larger" by 3.

4 0
2 years ago
An item that is on sale for 40% off costs $66. What was the item's regular price?
IRINA_888 [86]
  • <em>Answer:</em>

<em>The regular price was $110</em>

  • <em>Step-by-step explanation:</em>

<em>Hi there ! </em>

<em />

<em>60% .......... $66</em>

<em>100% ..........$ x</em>

<em>x = 100×66/60</em>

<em>=  6600/60</em>

<em>= $ 110</em>

<em />

<em>Good luck !</em>

7 0
3 years ago
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