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gogolik [260]
2 years ago
10

The difference of Ellen’s age and her sister Mary’s age is 4 years. Ellen is 5 years less than twice Mary’s age.

Mathematics
2 answers:
Alona [7]2 years ago
6 0

Answer:I think mary is 14

Step-by-step explanation: Im so sorry if im wrong if am just tell me and ill change my answer

Paha777 [63]2 years ago
3 0

Answer:

I believe the answer is 9 years old or 8 years old.

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X -(2x- 3x-4/7) = 4x -27/3 -3​
RUDIKE [14]
RHS
=4x-27/0
=not defined=0

LHS
=x-2x+3x+4/7=2x+4/7=(14x+4)/7= 14x+4.

14x=-4

x=-4/14

X=-2/7
7 0
3 years ago
Read 2 more answers
In a bowl of fruit there are green grapes and black grapes in the ratio 3:4.If there are 24 green grapes how many black grapes a
xxMikexx [17]

Answer:

If there are 24 green grapes, then there would be 32 black grapes!

Step-by-step explanation:

First, identify what you know.

1) In a bowl of fruit, there are green grapes, and black grapes.

2) The ratio of green grapes to black grapes is 3:4

3) There are 24 green grapes

Simply divide 4 by 3!

4/3 = 1.3

24 x 1.3 = 32

Hope this helps! :)

5 0
3 years ago
Read 2 more answers
Please help me on this and dont play around
katrin [286]

Answer:

ummmm 90% sure its 13/10.......?

Step-by-step explanation:

:/

4 0
3 years ago
Prove that 4x-1 =11,in which the value of x=3​
SOVA2 [1]

Answer:

3

Step-by-step explanation:

substitute where x=3 into the equation

so 4*3-1=11

8 0
2 years ago
Read 2 more answers
Pleasse and thank u <33
liubo4ka [24]

Answer:

4x-2x+3y+6x+6y          distributive property

4x-2x+6y+3y+6y          commutative property of addition

8x+9y                            combine like terms

Step-by-step explanation:

I hope this helps!

7 0
2 years ago
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