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anygoal [31]
3 years ago
9

1. 2x-(3y +4)=2x-3y +4 What’s wrong with it

Mathematics
2 answers:
Karo-lina-s [1.5K]3 years ago
8 0

Answer:

Nothing

Step-by-step explanation:

2x-(3y+4)=2x-3y+4

The parenthesis didnt change anything.

this is a infinite solution problem.

wolverine [178]3 years ago
5 0

Answer:

2x-(3y +4)=2x-3y+4

Nothing is wrong with it

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Daniel's savings account balance is 20 times the amount of Henrys savings account balance. The total amount of money contained i
Juli2301 [7.4K]

Answer: Daniel has $22 in his savings account balance.


Step-by-step explanation:

Let Daniel's savings account balance be x

and Henry's savings account balance be y, then as given Daniel's savings account balnce is 20 times that of Henry's, We get x=20y...........(1)

And also total amount of both savings account is $462 so we get x+y=462 ......(2)

Now by substituting values of x from (1) into (2) we get,

20y + y=462\\21y=462\\y=22

And x=$440

So, Daniel's savings account balance is $440

and Henry's savings account balance is $22


5 0
3 years ago
Read 2 more answers
30 minutes before 12:20
Monica [59]

11:50

Hope this helps! :D

3 0
3 years ago
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Harry is training for a race. He runs 2 miles in week 1,4 miles in week 2, and 8 miles in week 3.
zubka84 [21]

Answer:

he has run 14 miles

Step-by-step explanation:

8 0
3 years ago
if the first 15 sandwiches sold at a restaurant one day, 9 were club sandwiches. at the same rate, how many sandwiches would hav
MaRussiya [10]

Answer:

54 I think

Step-by-step explanation:

I just did 15 divided by 9 and got 5/3 and then did 90 divided by 5/3 and got 54

6 0
3 years ago
The lengths of a rectangle are 2x and x – 3. A triangle has lengths x, x – 2 and x + 4. The rectangle and triangle have the same
pashok25 [27]
Let P = the combined perimeter for the rectangle and square.

P = rectangle + triangle

P = 2(2x) + 2(x - 3) + x + x - 2 + x + 4

P = 4x + 2x - 6 + 3x - 2 + 4

P = 9x - 8 + 4

P = 9x - 4
3 0
3 years ago
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