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suter [353]
3 years ago
6

Solve for a. r=ab/a+b+c

Mathematics
1 answer:
Marta_Voda [28]3 years ago
4 0

Answer:

r(A + B) = rA + rB,. (4). (r + s)A = rA + sA,. (5) r(sA)=(rs)A;. (6). A(BC)=(AB)C,.

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-6x - 36 > -12 please help me
ZanzabumX [31]

Answer:

x<-4

Step-by-step explanation:

5 0
3 years ago
Can u help me plz and thank you
Alenkinab [10]
The number is 2 :) because you need common denominators therefore you multiply by 3 so that 4 becomes 14 therefore 3 times 2 is 6 and 11 menus 6 is 4 so you get 4/14
4 0
3 years ago
It costs $3.45 to buy 3 4lb of chopped walnuts. How much would it cost to purchase 7.5 lbs of walnuts? Explain or show your reas
Nuetrik [128]

<u><em>Answer:</em></u>

<u><em>8.05</em></u>

  1. <u><em>Step-by-step explanation:</em></u>
  2. <u><em>3.45 divide by 3 = 1.15</em></u>
  3. <u><em>1.15 times 7=8.05</em></u>
5 0
3 years ago
the volume of a cylinder is 54 Pi centimeters to the third if the radius is 3 cm what is the height of the cylinder
padilas [110]
The height of the cylinder is 6 cm. 

If the volume of the cylinder is 54π cm³, and we know the radius, we can use the formula for the volume of a cylinder to figure out the length of the height. 

V = πr²h

Substitute

54π = 9h<span>π
</span>
Divide each side by <span>π
54 = 9h

Get h by itself

h = 6, which means that the height of the cylinder is 6 cm. </span>
6 0
3 years ago
7. Which of the following is an example of perpendicular lines?<br> OA<br> X1<br> B.<br> C.<br> D.
DaniilM [7]

Answer:

D

Step-by-step explanation:

Perpendicular lines intersect at a 90 degree angle.

5 0
3 years ago
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