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MariettaO [177]
3 years ago
10

Translate the following into an algebraic expression: If it would take Mark m hours to clean the house alone and with his brothe

r Sam they can clean the house together in t hours. How many hours would it have taken Sam if he was working alone?
Mathematics
1 answer:
umka2103 [35]3 years ago
6 0

Answer:

t=m

Step-by-step explanation:

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3 years ago
I need help, please.
Usimov [2.4K]
2 rooms would be 62+42 which is 104

3 rooms would be 104+42 which is 146

4 rooms would be 146+42 which is 188

5 rooms would be 188+42 which is 230

6 rooms would be 230+42 which is 272

but these are the prices including the 20$

without the 20$ the prices would be

2 rooms is 84

3 rooms is 126

4 rooms is 168

5 rooms is 210

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4 0
2 years ago
Read 2 more answers
Dividing exponents in this equation
jeka94

Answer:

18x^5y

Step-by-step explanation:

Divide 36 by 2 first : 18

since you are dividing, you subtract the exponents:

x^8 - x^3= x^5

y^4-y^3= y^1 but you usually just write y

8 0
3 years ago
4. Multiply or divide : i) (a+b) (a-b) ii) (4b +5a) ÷ 2 b​
IgorC [24]

Answer:

1. a²-b²

2.4b² + 5ab/2

Step-by-step explanation:

1:. it's a formula of a²-b² so, it can be solved like this and

2: I'm not sure about 2nd one

4 0
3 years ago
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