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laila [671]
3 years ago
13

Solve by elimination: 3x+7y=23 -3x-7y=-17

Mathematics
1 answer:
Elanso [62]3 years ago
5 0

Answer:

there is no solution

Step-by-step explanation:

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Here's the png with the question. I think I have the right answer but I need help.
scoray [572]

Answer:

the answer u have is right cause i have telepathy

Step-by-step explanation:

8 0
3 years ago
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Shelly got 60 questions correct on her math test.If she got 75% how many questions were on the test?
vekshin1
There were 80 questions on the test.

5 0
3 years ago
The parking garage at the airport has 4750 empty parking spaces and 250 full parking spaces. What percent of the spaces in the g
KiRa [710]

Answer:

I'd say around 95% or 94.737%

Step-by-step explanation:

4750 - 250 = 4500

4750/250 = 1/19

1/19 = 0.052 or close to 5%

4750 x 94.737% = 4500.0075

I hope this helps!

3 0
2 years ago
Write 4 dollars, 8 dimes, and 2 pennies with dollar sign and a decimal point
choli [55]

Answer:

$4.82

Step-by-step explanation:

4 one dollar bills

8 dimes which are .10 cents each

2 pennies which are .1 cents each

1+1+1+1+.10x8+.1x2=4.82

include dollar sign in front of the money

6 0
3 years ago
Can someone answer? Please I tried everything I don’t know how to do this.
dedylja [7]

Step-by-step explanation:

  • -7.2(x-15.6)= -9
  • -7.2x+112.32= -9
  • -7.2x= -9-112.32
  • -7.2x= -121.32
  • x= -121.32/ -7.2
  • x=16.85

<h2>hope it helps.</h2><h2>stay safe healthy and happy.</h2>
4 0
3 years ago
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