2 years ago

What’s the correct answer

Mathematics

2 answers:

charle [14.2K]2 years ago

8 0

7-4=3

........................

ololo11 [35]2 years ago

6 0

To find the range, first order the data from least to greatest. Then subtract the smallest value so the answer should be 3 ?from the largest value in the set.

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Moesha needs $79 for a class trip. She already has $22 and she can earn the rest by babysitting for 8 hours. If h represents her

elena55 [62]

Answer:

79-22=8h

Step-by-step explanation:

She can earn the rest by babysitting for only 8 hours,

so take 22 from 79, divide the total by 8 and that is how much she gets per hour (8h)

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2 years ago

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Solve this using substitution method. Many many thanks

In-s [12.5K]

Answer:

y=2 and x=1

Step-by-step explanation:

sub 2 into 1

3(15-7y) + 4y= 11

45 - 21y +4y =11

-21y+4y= 11-45

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y=2

Therefore sub y into x equation

x=15-7(2)

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2 years ago

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after a picnic 5/12 of the cornbread is leftover. val eats 4/5 of the leftover cornbread what fraction of the cornbread does val

REY [17]

5/12 - 4/5 = -23/60. You can't simplify -23/60. Hope this is right

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3 years ago

Fifteen 2 inch nails weigh 35 grams. How many of these nails weigh 175 grams? Can you explain how to do this please thankyou so

polet [3.4K]

Solving:

1) Pass: Make the rule three (Directly proportional)

Two inch nails ______ grams (<span>Weight)
</span>15 ----------------------------35
n ----------------------------- 175

2) Pass: <span>Multiply cross
</span>
$35*n = 15*175$

3) Pass: Simplify
$35*n = 15*175$
$35n = 2625$
$n = \frac{2625}{35}$
$\boxed{n = 75}$

Answer:
75 nails weigh 175 grams

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