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NNADVOKAT [17]
2 years ago
15

Four siblings have a dog walking business. The table shows the hours worked by each sibling. Each sibling earns $25.50 per hour

and the total number of hours worked is represented by 10h+15 , where h represents the number of hours Michael worked.
Martin 2.5h+3
Emilio 4(h−2)
Michael h
Mario 31
Mathematics
2 answers:
Elanso [62]2 years ago
7 0
Michael works for a total of 5 hours.
dalvyx [7]2 years ago
5 0

Answer:

Step-by-step explanation:

Michael works for 25 hours

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dem82 [27]
First you need to get rid of the parenthesis by distributing the 0.6 to each term inside.
(0.6)(10n) + (0.6)(25) =10+5n
6n +15 = 10+5n subtract the 5n on both sides and subtract 15 from both sides
6n-5n = 10-15 
n=-5
5 0
3 years ago
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1. -x=10y<br><br>2. y+8=-x<br><br>3. -4+7x+4=3y​
fiasKO [112]

Answer:

1 y=-1/10x

2 y=-x-8

3 y= 7/3x or 2 1/3x

Step-by-step explanation:

1 -x=10y

divide -x and 10 by 10

2 y+8=-x

subtract 8

3 -4+7x+4=3y

divide everything by 3

6 0
3 years ago
If y = 124 and x = 12, find y when x = -24.
tatyana61 [14]

Answer:

y = -248

Step-by-step explanation:

Hi there!

Set up a proportion:

\displaystyle\frac{124}{12} =\frac{y}{-24}

Cross-multiply:

12y=(-24)(124)\\12y=-2976\\y=-248

I hope this helps!

7 0
2 years ago
The sum of two numbers is 103. The larger number is 5 less than twice the smaller number. Find both numbers.
andrezito [222]

Answer:

x=67

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Step-by-step explanation:

x+y=103

2y=x+5

8 0
2 years ago
What is 845 rounded to the nearest ten
a_sh-v [17]
850.................
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