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Neko [114]
3 years ago
6

How do you find the number of possible choices for a 2 digit password that is greater than 19?

Mathematics
1 answer:
topjm [15]3 years ago
3 0
There probably is a formula to do this, but a simple way to find this one is to just think of all two digit numbers. That is 00-99. All you do is count the number of possible choices from 20-99. So there are 80 possible choices.
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Daniel [21]
Mary worked 22 hours.


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= 132
Then you divide that answer by her hourly salary of $6 (132/6)
=22
7 0
3 years ago
42-7=35 is an addend or equation
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4 0
3 years ago
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eimsori [14]

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4 0
3 years ago
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harina [27]

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7 0
3 years ago
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How to make this a simultaneous equation?
andriy [413]
Hello,

I suppose equations are:

x+y=3 (1)
x+2y=9 (2)

(2)-(1)==>y=6
(1)==>x=3-6

x=-3, y=6
Sol={(-3,6)}



7 0
3 years ago
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