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denpristay [2]
3 years ago
7

Plz help me well mark brainliest if you are correct!..

Mathematics
2 answers:
koban [17]3 years ago
8 0

Answer:

8

Step-by-step explanation:

all numbers must be positive when you have the lines on the side

Rufina [12.5K]3 years ago
5 0

Answer:

8

Step-by-step explanation:

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What's the simplified expression of -2a-3 bº?
AVprozaik [17]

Answer:

-2a - 3

Step-by-step explanation:

bº equals 1 due to the zero exponent.

Thus, -2a-3 bº simplifies to -2a - 3.

6 0
3 years ago
Please help ME!!!!
Margarita [4]

Answer:

0.9

Step-by-step explanation:

3 0
3 years ago
What is the value of x when 14x=-2x
ch4aika [34]
14x = -2x
Divide by 2
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4 0
3 years ago
Read 2 more answers
Sasha has 3/5 of a scarf left to knit.If she finishes 1/2 of that today how much of the scarf will Sasha knit today
tigry1 [53]
She will knit (1/2)*(3/5) = 3/10 of the scarf today.
7 0
3 years ago
A certain windshield wiper is 10 inches long. The rubber blade is 6 inches long and attached at the outside end. If the wiper sw
Sloan [31]
Area of sector=fraction of sector times area of circle
fraction of sector=degrees/360
and area of circle=pir^2

so
hold  a sec, we have the wiper on the outside, so we want to find the outside ring thing
do
area big sector-area small sector
or even better
(degrees/360) times (area big-areasmall)
big is 10
small is  4 (10-6=4)
areabig=10^2 times pi or 100pi
areasmall=4^2 times pi or 16pi
areabig-areasmall=100pi-16pi=84pi

then find the fraction

84pi times (150/360)=35pi square inches
4 0
3 years ago
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