3 years ago

Solve the system of equations:

2 answers:

5 0

Answer:

$x + y = 9 \\ x + 2x = 9 \\ 3x = 9 \\ x = \frac{9}{3} \\ x = 3$

3 0

The answer is y= 3 (:

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Paha777 [63]

Answer:

1 and 3/7 hour

Step-by-step explanation:

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3 years ago

Paha777 [63]

So 9 students = 25% (100%-75%=25%)
100 : 25 = 4
4 * 9 =
36 students

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Darina [25.2K]

The tip is greater than the amount charged

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drek231 [11]

Answer:

0.54

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1.2/100*45

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xxTIMURxx [149]

Answer:

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3 years ago