3 years ago

Which equation represents a direct linear variation?

Mathematics

1 answer:

ivolga24 [154]3 years ago

3 0

Y=1x because if you draw it on the line you’ll see the linear variation

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Leena thought of a number and divided it by 4. what can she do to get back her original number

IceJOKER [234]

Answer:

multiply by 4

Step-by-step explanation:

you do the opposite operation that lena did

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3 years ago

Divide 28 cans into 2 groups so the ratio is 3 to 4

zysi [14]

$\bf \cfrac{\textit{first group}}{\textit{second group}}\qquad 3:4\qquad \cfrac{3}{4}\implies \cfrac{3\cdot \frac{28}{3+4}}{4\cdot \frac{28}{3+4}}\implies \cfrac{3\cdot \frac{28}{7}}{4\cdot \frac{28}{7}}\implies \cfrac{12}{16}$

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3 years ago

Y - 5 = -2x - 4<br><br>Write in simpilest form.

Romashka-Z-Leto [24]

Y - 5 = -2x - 4

Add 5 on both sides.
y = -2x + 1

y = -2x + 1 is in simplest form.

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4 years ago

Write 25 4 as a mixed number.

marshall27 [118]

Answer:

6 1/4

Step-by-step explanation:

The number 6 with 1/4

so basically see how many times 4 goes in to 25 which is 6 times then take the remainder which is one so 6 1/4

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3 years ago

Simplify the Expression:<br> 3x + 6 - 2x +7

zimovet [89]

3x + 6 - 2X + 7. 3X -2X +6+7. X + 13

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3 years ago