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2 years ago

5

This year benny is 12 years old and his mom is 48 years old what percent of his mom age is benny

1 answer:

Drupady [299]2 years ago

7 0

Answer:

Hello! Benny is 25%of his Moms age

Step-by-step explanation:

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Zara walked 3/4 mile in 30 minutes. How long will it take her to walk 2 miles?

Talja [164]

Answer:

80 minutes

Step-by-step explanation:

(3/4)/30=2/x

cross product

30*2=(3/4)x

60=3/4x

x=60/(3/4)

x=(60/1)(4/3)

x=240/3

x=80

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3 years ago

If x=7 and y=3 what is the value of x+5y<br><br> i need help

aksik [14]

If x=7 and y=3, then

x+5y=7+5(3)

5(3)=15

15+7=22

So x+5y=22

8 0

3 years ago

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I need help answering this question

My name is Ann [436]

Answer:

55

Step-by-step explanation:

JL = JK + KL

84 = 3x+5 + 6x+7

Combine like terms

84 = 9x +12

Subtract 12 from each side

84-12 = 9x+12-12

72 = 9x

Divide by 9

72/9 = 9x/9

8 =x

We want KL

KL = 6x+7

6*8 +7

48+7

55

4 0

2 years ago

A system of equations has no solution. If y = 8x + 7 is one of the equations, which could be the other equation? 2y = 16x +14 y

Juliette [100K]

Answer:

I think its y=8x-7

Step-by-step explanation:

Pls tell me if i'm wrong.

5 0

2 years ago

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What percent of 50 is 18?

denis-greek [22]

$\dfrac{18}{50}\cdot100\%=18\cdot2\%=36\%$

6 0

3 years ago