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2 years ago

The sum of two numbers is 21 the second number is six times the first number.work out the two numbers

Mathematics

1 answer:

kiruha [24]2 years ago

3 0

Answer: First number 3 Second 18

Step-by-step explanation:

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-2 3/4 ÷ -1/7= <br>help

Hitman42 [59]

The answer is 19 $\frac{1}{4}$

First you must set up the equation

$-2\frac{3}{4}$ ÷ $-\frac{1}{7}$

First, you must make the mixed number a improper fraction

$-\frac{11}{4}$ ÷ $-\frac{1}{7}$

Then you must divide

$\frac{77}{4}$

Finally, simplify

19 $\frac{1}{4}$

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3 years ago

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