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alisha [4.7K]
2 years ago
13

PLsss help nobody is helping me :(

Mathematics
1 answer:
nikdorinn [45]2 years ago
8 0
7. E
8.C
9. F
10.D
11.B
12.A
13.G
I think this is right
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PLEASE HELP!<br><br> 7 x blank = 1
Tcecarenko [31]

Answer: 1/7

Step-by-step explanation:

7x=1

x=1/7

4 0
3 years ago
Help! given 2(x-9)=-10 prove x=4 with statements and reasons
Sedbober [7]

Step-by-step explanation:

<u>Proof:</u>

<em>2</em><em> </em><em>(</em><em> </em><em>x </em><em>-</em><em> </em><em>9</em><em>)</em><em> </em><em>=</em><em> </em><em>-</em><em> </em><em>1</em><em>0</em><em> </em><em> </em><em>when </em><em>x </em><em>=</em><em> </em><em>4</em>

<em>2</em><em> </em><em>(</em><em> </em><em>4</em><em> </em><em>-</em><em> </em><em>9</em><em>)</em><em> </em><em>=</em><em> </em><em>-</em><em>1</em><em>0</em>

<em>8</em><em> </em><em>-</em><em> </em><em>1</em><em>8</em><em> </em><em>=</em><em> </em><em>-</em><em>1</em><em>0</em>

<em><u>-</u></em><em><u>1</u></em><em><u>0</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u> </u></em><em><u>-</u></em><em><u>1</u></em><em><u>0</u></em><em><u> </u></em>..........hence proven

<u>Reasons </u>

- When you replace X with 4, you can clearly see that the equation is equal to -10.

sorry I couldn't answer accurately, but I hope this helps

8 0
2 years ago
The perimeter of a rectangle is 62m. find the length of its sides if it is known that the area of the rectangle is 1980000 cm².
ss7ja [257]
The perimeter of a rectangle is 62m. find the length of its sides if it is known that the area of the rectangle is 1980000 cm².

6 0
3 years ago
Read 2 more answers
Plz plz plz help plz i need help
nadezda [96]

Answer:

62/10

Step-by-step explanation:

All the other options are positive integers, which are natural numbers.

6 0
2 years ago
Read 2 more answers
What is if 40% of a number is 56 what was the original number ,, can u show me how to do it?
ASHA 777 [7]
The number is assumed to be x

x of 40% = 56
x * (40/100) = 56
x = 5600 / 40
x = 140
6 0
3 years ago
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