2 years ago

Translate the following word phrase into an algebraic expression nine times the difference of five and y

Mathematics

1 answer:

Rom4ik [11]2 years ago

7 0

9*(5-y)

nine times is 9* and the difference of 5 and y is 5-y

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The ratio of boys to girls in a school is 5:4. if there are 500 girls , how many boys are there in the school?

lana [24]

Answer:

The number of boys in the school is;

$625$

Explanation:

Given that the ratio of boys to girls in a school is 5:4;

$5\colon4$

And there are 500 girls in the school.

The number of boys in the school will be;

$\begin{gathered} \frac{B}{G}=\frac{5}{4} \\ G=500 \\ B=\frac{5\times G}{4}=\frac{5\times500}{4} \\ B=625 \end{gathered}$

Therefore, the number of boys in the school is;

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1 year ago

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Naya [18.7K]

Step-by-step explanation:

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3 years ago

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Oksana_A [137]

Answer:

Step-by-step explanation:

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to convert to percentage multiply by 100

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3 years ago

Consider the sequence of steps to solve the equation: 2(x − 4) + 6x = 9x − 10 Given ⇒ 2(x − 4) + 6x = 9x − 10 Step 1 ⇒ 2x − 8 +

hram777 [196]

Answer:

step 3 and step 4

Step-by-step explanation:

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The answer is:

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3 years ago