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3 years ago

Out of 300 students surveyed 17 have a dog predict how many of the 300 in school have a dog

Mathematics

2 answers:

Over [174]3 years ago

8 0

Answer:

17/300.

Step-by-step explanation:

17/300 students have a dog.

inessss [21]3 years ago

5 0

Answer:

Step-by-step explanation:

use ur head. head ur use. done

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3/8(2x-8/3x)=21 solve the equation for x

mart [117]

Answer:

$\boxed{\bold{x=-84}}$

Explanation:

Multiply Both Sides By 8:

= $\bold{8\cdot \frac{3}{8}\left(2x-\frac{8}{3}x\right)=21\cdot \:8}$

Simplify:

= $\bold{-2x=168}$

Divide Both Sides By -2:

= $\bold{\frac{-2x}{-2}=\frac{168}{-2}}$

Simplify:

= $\bold{x=-84}$

//Mordancy //.

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3 years ago

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3 years ago

What’s the Lcm of 28,42 and 63

Rzqust [24]

Answer:

252 is the least common multiple

Step-by-step explanation:

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3 years ago

X3 - 3y when x=6 and y= -3

quester [9]

Answer:

Step-by-step explanation:

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jdiwiduduhdh

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2 years ago

Luke has $21 more than rachel and $48 more than daniel. altogether they have $168. how much does luke have?

Anettt [7]

this can be solve by 3 variable equation

let x be the money of luke

y money of rachel

z money of daniel

first equation

x = y + 21

second equation

x = z + 48

third equation

x + y + z = 168

solving simultaneously

x =79

y = 58

z = 31

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3 years ago