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FinnZ [79.3K]
3 years ago
5

Cam someone help with these 2 plsssss

Mathematics
1 answer:
dlinn [17]3 years ago
6 0

Answer:

2- 96, 3- 203.5

Step-by-step explanation:

2- 9 x 8 + (10 x 8)/2 = 96

.

3- 12 x 18 - (5 x 5) / 2 = 203.5

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Dena has 6.25 inches of blue ribbon, 0.375 foot of orange ribbon, and 0.5 yard of green ribbon. How many inches of ribbon does D
ipn [44]

Answer:

<h2>28.75in</h2>

Step-by-step explanation:

We are expected to convert all units to inches in this problem

Step one:

given data

blue ribbon=6.25 inches

orange ribbon=0.375 foot

green ribbon=0.5 yard

Step one:

convert orange ribbon=0.375 foot to inches

1 ft = 12 in

0.375ft=xin

cross multiply

x=12*0.375

x=4.5in

orange ribbon= 4.5in

convert green ribbon yd to inches

1 yd = 36 in

0.5 yd=xin

cross multiply

x=36*0.5

x=18in

green ribbon= 36in

total lenght in inches =6.25+4.5+18

=28.75in

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3 years ago
Simplify 3 square root of 10 end root plus 7 square root of 15 end root minus 6 square root of 10 end root minus 4 square root o
alexira [117]
3√10 + 7√15 - 6√10 - 4√15
3√10 - 6√10 + 7√15 - 4√15
-3√10 + 3√15

The answer is B.
3 0
4 years ago
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cupoosta [38]

Answer:

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Step-by-step explanation:

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What is the value of the algebraic expression x=1/2, y=1, and z=2? 6x(y2z)
alexandr1967 [171]
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How many birds fly south every year?
Paraphin [41]

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I believe it is 4 billion

Step-by-step explanation:

Hope I helped!

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