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kobusy [5.1K]
4 years ago
9

3=7(4-2u)-6u can you help

Mathematics
2 answers:
Zina [86]4 years ago
5 0

u=5/4

Explanation:

distribute and simplify right side of equation

3= 28−14u −6u

3=28−20u

subtract 28 from both sides

3−28=−20u

−25=−20u

divide both sides by

−20/ −25 = u ⇒ u =54

sp2606 [1]4 years ago
3 0

Answer:

5/4

Step-by-step explanation:

, open the bracket

3=28-14u-6u

Collect like terms

3-28=-14u-6u

-25 =-20u

Divide both side by -20

u=-25/-20. Minus sign will cancel each other and reduce to the lowest term

u=5/4

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3 years ago
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Use the following diagram and information to complete the proof.
Rashid [163]

Answer:

Given: ABCD is a rectangle.

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PS : i will mark brainliest if they answer the question fully..

Step-by-step explanation:

Given: ABCD is a rectangle.

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6 0
3 years ago
PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!
Serggg [28]
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7 0
3 years ago
Totsakan school is selling tickets to a choral performance on the first day of ticket sales the school sold 10 senior tickets an
ohaa [14]

Given :

On the first day of ticket sales the school sold 10 senior tickets and 1 child ticket for a total of $85 .

The school took in $75 on the second day by selling 5 senior citizens tickets and 7 child tickets.

To Find :

The price of a senior ticket and the price of a child ticket.

Solution :

Let, price of senior ticket and child ticket is x and y respectively.

Mathematical equation of condition 1 :

10x + y = 85    ...1)

Mathematical equation of condition 2 :

5x + 7y = 75    ...2)

Solving equation 1 and 2, we get :

2(2) - (1)   :

2( 5x + 7y - 75 ) - ( 10x +y - 85 ) = 0

10x + 14y - 150 - 10x - y + 85 = 0

13y = 65

y = 5

10x - 5 = 85

x = 8

Therefore, price of a senior ticket and the price of a child ticket $8 and $5.

Hence, this is the required solution.

 

5 0
3 years ago
I have no idea how to complete this question 3.
Lady bird [3.3K]

Answer:

44x+49 is a factor of 44x+49

Step-by-step explanation:

4 x 4 = 16x

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3 years ago
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