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alexdok [17]
3 years ago
9

Does anyone know how to do this?​

Mathematics
2 answers:
Digiron [165]3 years ago
8 0
Answer: 13

explanation: 3 match sticks are added every time. multiply by 2 to get 6.

7+6 = 13

hope this helps :)
xenn [34]3 years ago
6 0

Answer:

13

Step-by-step explanation:

4th- 7+3=10

5th- 10+3=13

(There is a pattern of +3)

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Simplify 8x + y - 2x.
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Answer:

6x + y

Step-by-step explanation:

3 0
3 years ago
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(7+5) + 4 x 13-2<br> can someone please explain how to do this
Klio2033 [76]
P E M D A S

Parentheses first: 
So, 12 + 4 x 13 - 2
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8 0
3 years ago
There are two drama classesoffered at a middle school. The 8th grade class has 13 fewer students than the 7th grade class. If th
Eddi Din [679]

Answer:

Class 8 has 27 and class 7 has 40

Step-by-step explanation:

8th (r) class has 13 fewer than 7th (x).
x -13 = r

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4 0
2 years ago
Find any values of the variable for which each rational expression is undefined. Write answers with the symbol ≠.
astra-53 [7]

Answer:

x \neq 3

Step-by-step explanation:

if  x = 3 then  the rational expression    4 / (x - 3) is undefined

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4 0
3 years ago
<img src="https://tex.z-dn.net/?f=r%20-%207%20%3D%207%20What%20ir%20r" id="TexFormula1" title="r - 7 = 7 What ir r" alt="r - 7 =
Art [367]
R-7=7 add the seven from both sides, leaving the r alone, because this is what you are trying to find. Thus the answer is r=14.

8 0
4 years ago
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