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erma4kov [3.2K]
3 years ago
15

P(n)=n^2-5n; find p(-3)

Mathematics
1 answer:
ikadub [295]3 years ago
3 0

Answer:

p = -8

Step-by-step explanation:

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What is <br> 2x+y=0 5x+3y=-11
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2x+y=0\qquad\text{subtract 2x from both sides}\\\\y=-2x\\\\\text{Put it to the second equation}\ 5x+3y=-11:\\\\5x+3(-2x)=-11\\\\5x-6x=-11\\\\-x=-11\qquad\text{change the signs}\\\\\boxed{x=11}\\\\\text{Put the value of x to the first equation:}\\\\y=-2(11)\\\\\boxed{y=-22}\\\\Answer:\ \boxed{x=11\ and\ y=-22}

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4 years ago
Hank wants to divide 345 pieces of construction paper evenly among his 23 classmates how many pieces will be left over?
Alborosie
There will not be any pieces left over. 23 divides into 345 evenly, to get 15 pieces per person. Hope that helps!
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3 years ago
Three more than the product of two and a number x
Nonamiya [84]

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8.<br>Round off 48.992 to 2 decimal places.<br>A. 48.99<br>B. 48.90<br>C. 48.00<br>D. 49.00​
Aleksandr [31]

Answer:

A.48.99

48.992 two is less than five soo you leave it at that point and assume the 2.

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