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monitta
3 years ago
12

√7.5×√3.5 step and answer​

Mathematics
1 answer:
irina1246 [14]3 years ago
4 0

Answer:

√105/2

Step-by-step explanation:

Given the surd expression √7.5×√3.5, this can also be expressed as;

√7.5×√3.5

= √75/10 × √35/10

= √(75×35)/10×`10

=√105×25/100

= 5√105/√100

=5√105/10

=√105/2

Hence the required expression a √105/2

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igor_vitrenko [27]

Answer:

15 pieces of string all 2 ft long

Step-by-step explanation:

12 + 18 ft = 30 ft

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15 pieces of string

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3 0
2 years ago
Read 2 more answers
(ABSOLUTE-VALUE, LINEAR SYSTEMS, and MATRICES)
jeyben [28]

Answer:

Lisa bought 9 gallons of ice cream

Step-by-step explanation:

lets take "x" as the gallons of lemonade

if Lisa made purchases worth $34 that is what our equation will e equal to

ice cream:7.5 per gallon

milk: 2.5 per gallon

lemonade: 3 per gallon

since Lisa purchases 4 gallons of milk and 2 gallons of ice cream we will multiply that by the unit money for each food respectively:

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SIMPLIFY:

15+10+x=34

15+10=25

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25-25+x=34-25

x=9

Lisa bought 9 gallons of ice cream

hope this helps!

5 0
3 years ago
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Nutka1998 [239]
The answer should be 5 idk for sure though
6 0
3 years ago
Solve the equation and justify the steps used to solve. <br> -7=n-6
Oksanka [162]

Answer:

-1

Step-by-step explanation:

-7=n-6

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Please mark me as Brainliest if you're satisfied with the answer.

5 0
2 years ago
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