3 years ago

Which property is demonstrated? 16 + 7 + 9 = 7 + 9 + 16

Mathematics

2 answers:

vampirchik [111]3 years ago

8 0

I believe the answer would be B!

Oxana [17]3 years ago

3 0

Changing the order does not change the result of the equation

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Area of the grass area only:<br><br> Area of the track only:

VikaD [51]

Answer:

Step-by-step explanation:

area including track=area of 2 semi circles+area of rectangle

=2×1/2×π×46²+86×65

=2116 π+5590

area of grass=2×1/2×π×40²+80×65=1600π+5200

≈10226.55 m²

area of track=2116π+5590-1600π-5200

=516π+390

≈2011.06 m²

7 0

3 years ago

ILL BRAINLIEST YOU IF YOU GET IT RIGHT

Montano1993 [528]

Answer:

Step-by-step explanation:

3 0

3 years ago

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Whats x in this equation<br> 2(×+3)=1

konstantin123 [22]

2x+6=1
-5+6=1
-5÷2=-2.5
x=-2.5

4 0

3 years ago

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Solve: 746 ÷ 11<br>Show the remainder as a fraction.

san4es73 [151]

The correct answer is $67\frac{9}{11}$

Write the problem in long division format,

Divide 74 by 11 to get 6,

Multiply the quotient digit (6) by the divisor 11,

Subtract 66 from 74,

Bring down the next number of the dividend,

Divide 86 by 11 to get 7,

Multiply the quotient (7) by the divisor 11,

subtract 77 from 86.

4 0

4 years ago

you want to determine how many students consider math to be their favorite subject. you randomly survey 75 students. 33 students

Burka [1]

No, is not valid.
33 is 44% of 75
33 ÷ 75 = 0.44
0.44 = 44%

4 0

3 years ago