2 years ago

I need help for number 5

Mathematics

1 answer:

yKpoI14uk [10]2 years ago

8 0

Answer: 1

Step-by-step explanation:

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Certain items are purchased jointly. If each person pays 8coins, the surplus is 3coins, and if each person gives 7coins, the def

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Answer:

7 people
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Step-by-step explanation:

The problem statement tells us ...

8x = y +3

7x = y -4

Subtracting the second equation from the first gives ...

x = 7

Then ...

y = 7x +4 = 7·7 +4 = 53

There are 7 people, and 53 coins are required for purchase.

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3 years ago

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2 years ago

Can someone help me please

lianna [129]

Answer:

(4x + 5)(x² + 25)

Step-by-step explanation:

Given

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= (4x + 5)(x² + 25)

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3 years ago

Write and simplify an expression to represent the number of songs that are country if 1/3 are pop, 1/4 are rock and 1/6 are jazz

alexira [117]

Answer:

Step-by-step explanation:

$c+\frac{1}{3}+\frac{1}{4}+\frac{1}{6}=1\\ \\ \frac{12c+4+3+2}{12}=1\\ \\ 12c+9=12\\ \\ 12c=3\\ \\ c=\frac{3}{12}\\ \\ c=\frac{1}{4}$

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