2 years ago

What’s the answer ?plz helppp

Mathematics

1 answer:

andriy [413]2 years ago

3 0

Can u post the other part of the problem

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d1i1m1o1n [39]

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tom

Step-by-step explanation:

if you look at samma's rate you can easily find that she was much slower

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3 years ago

I need help with the worksheet

kari74 [83]

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Step-by-step explanation:

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3 years ago

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Find area of triangle whose base is 2 √3 and height is 3 √3

Lera25 [3.4K]

Area of a triangle = base times height
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7 0

3 years ago

1) 5x-2y=4. 2) 3x-5y=13 x-2y=5<br>3x+y=9

Natali [406]

$\left\{\begin{array}{ccc}5x-2y=4\\3x+y=9&/\cdot2\end{array}\right\\+\left\{\begin{array}{ccc}5x-2y=4\\6x+2y=18\end{array}\right\\----------\\.\ \ \ \ \ 11x=22\ \ \ \ /:11\\.\ \ \ \ \ \ \ x=2\\\\3\cdot2+y=9\\6+y=9\\y=9-6\\y=3\\\\Answer:x=2;\ y=3$

$\left\{\begin{array}{ccc}3x-5y=13\\x-2y=5\end{array}\right\\\left\{\begin{array}{ccc}3x-5y=13\\x=2y+5\end{array}\right\\\\substitute:\\\\3(2y+5)-5y=13\\6y+15-5y=13\\y=13-15\\y=-2\\\\x=2\cdot(-2)+5=-4+5=1\\\\Answer:x=1;\ y=-2.$

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3 years ago

The box plot represents the number of minutes customers spend on hold when calling a company.

saveliy_v [14]

Answer:

Step-by-step explanation:

By the diagram you can see that the upper quartile is 6. Also this answer was calculated and checked!

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3 years ago