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Alla [95]
3 years ago
7

Which expressions are equivalent to 4d+6+2d?

Mathematics
1 answer:
quester [9]3 years ago
6 0

Answer:

(3d+3) + (3d+3)

Step-by-step explanation:

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What would the answer be?
Alexus [3.1K]
C.) 27 and a half. 12 minutes times 5 equals an hour so 5 and a half pages times 5 equals 27 and a half pages per hour.
7 0
4 years ago
240 fluid ounces = ____ cups
katen-ka-za [31]

Answer:

30

Step-by-step explanation:

for every 1 fluid once it is 0.125 cup. So keep adding up and you will get to 240 and the amount will be 30.

8 0
3 years ago
The radius of the base of a cylinder is 39m and its height is 31m. Find the surface area of the cylinder in terms of pi.
Natalka [10]

Answer:

2(39)(31)+2(39^2)=5460m^2

Step-by-step explanation:

4 0
3 years ago
Which system has the same situation below?
Likurg_2 [28]

Answer:

2

Step-by-step explanation:

Let's solve the given system of equations.

<u>Given system</u>

x +3y= 10 ----(1)

-2x -2y= 4 ----(2)

From (2):

-2(x +y)= 4

Dividing both sides by -2:

x +y= -2 ----(2)

Thus, options 3 and 4 are incorrect as x +y≠ -2.

(1) -(2):

(x +3y) -(x +y)= 10 -(-2)

Expand:

x +3y -x -y= 10 +2

2y= 12

Divide both sides by 2:

y= 12 ÷2

y= 6

Substitute y= 6 into (2):

x +6= -2

x= -6 -2

x= -8

Options (1) and (2) differs only by the value of the expression of -x +y. Thus, let's find its value in the given system of equations.

-x +y

= -(-8) +6

= 8 +6

= 14

Thus, option 2 is the correct option.

7 0
2 years ago
Convert the equation –9x2 + 25y2 – 100 – 125 = O into standard form.
lesantik [10]

Answer:

\frac{y^{2} }{9} -\frac{x^{2} }{25} =1

Step-by-step Explanation:

cuz i know mark brainliest please

7 0
3 years ago
Read 2 more answers
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