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sergij07 [2.7K]
3 years ago
5

What is -5a + 3b + 8a

Mathematics
1 answer:
yarga [219]3 years ago
3 0
The equation can be simplified to 3a + 3b. Hope this helps :)
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Evaluate the expression.
KATRIN_1 [288]

Step-by-step explanation:

for a³b²c-1d

given

a=2

b=4

c=10

d=15

a³b²c-¹d

=(2³4²10^-1*15

=2³4²15/10

=8*16*15/10

=8*8*3

=64*3

=192

now

a³b²c¹d

=(2³4²10 15)

=(8*16*10*15)

=120*16*10

=1200*16

=19200

8 0
3 years ago
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The Burj Khalifa in Dubai is the tallest building in the world, at 2,717 feet. It is 217 feet taller than 5 times the height tha
melamori03 [73]

The Burj Khalifa in Dubai is the tallest building in the world, at 2,717 feet. It is 217 feet taller than 5 times the height that the Dubai Fountain reaches. How high does the Dubai Fountain reach?

Answer:

The Dubai Fountain is 500ft tall.

Step-by-step explanation:

2,717 - 217 = 2500

2500/500 = 500ft.

4 0
3 years ago
What is the trip fuel cost for a 600 mile trip if the average cost per mile of a car is
larisa [96]

Answer:

C. $114

Step-by-step explanation:

Take the cost per mile times the miles traveled.

0.19 x 600 Multiply

114

4 0
4 years ago
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Micheal cuts grass for $15.00 per lawn. He cuts 2 lawns each day for 6 days a week. How much will Micheal earn in 2 weeks?
jek_recluse [69]
*First you want to find out how much he makes a day
15x2=30
*so for 2 weeks he made $30 a day 
*Obliviously there are 7 days a week so 7x2=14
*Now multiply 14x30= $420 
hope I helped!
3 0
3 years ago
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Which choice best satisfies the formula for the area of a square whose sides are s inches long?
klasskru [66]
The area of the square whose sides is s inches long will be given by:
Area=length×width
Length=s inches
width=s inches
thus:
the area of the squares will be:
Area=s×s=s² sq. inches

Thus the correct answer is:
area=s² sq. in
8 0
3 years ago
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