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svp [43]
3 years ago
11

Subtract (2/7 -5/21 ) from the sum of 3/4, 5/7 and 7/12​

Mathematics
1 answer:
timofeeve [1]3 years ago
4 0

Answer:

answer is 2

Step-by-step explanation:

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If you multiply a number by 3 and then subtract 5, you will get 40 what is the number
Paul [167]

Answer:

Number  = 15.

Step-by-step explanation:

Given : If you multiply a number by 3 and then subtract 5, you will get 40.

To find : what is the number.

Solution : We have given if you multiply a number by 3 and then subtract 5, you will get 40.

According to question :

Let the number =  x

Multiply is with 3 = 3x

Subtract 5 from it we get 40 .

3x -5 = 40

On adding both sides by 5

3x = 45 .

On dividing both sides by 3

x =  15.

Therefore, Number  = 15.

5 0
3 years ago
Read 2 more answers
What two numbers multipy to 24 but add up to -4​
Nostrana [21]

Answer:

none, it isn't possible.

6 0
3 years ago
Factor completely, then place the factors in the proper location on the grid. 3y4 - 2y2 - 5
vovangra [49]

Answer:

(3y^2-5)(y^2+1)

Step-by-step explanation:

Let's see if we can think of two numbers that multiply to be 3(-5)=-15

andd add up to be -2

How about -5 and 3? That work's! :)

3y^4-5y^2+3y^2-5

Factor by grouping!

y^2(3y^2-5)+1(3y^2-5)\\(3y^2-5)(y^2+1)

8 0
3 years ago
Divide. Write the quotient in lowest terms. 4\dfrac{2}{3} \div 7 =4 3 2 ​ ÷7=4, start fraction, 2, divided by, 3, end fraction,
velikii [3]

Answer:

\dfrac{2}{3}

Step-by-step explanation:

Given the quotient: 4\dfrac{2}{3} \div 7

Step 1: Write 4\dfrac{2}{3} in improper fraction.

4\dfrac{2}{3}=\dfrac{14}{3}

Therefore:

4\dfrac{2}{3} \div 7=\dfrac{14}{3} \div 7

<u>Step 2:</u> Change the division sign to multiplication by taking the reciprocal of 7

\dfrac{14}{3} \div 7 =\dfrac{14}{3} X\dfrac{1}{7} \\$Simplify\\\\=\dfrac{2}{3}

3 0
3 years ago
Find all the values of qAbsolute value of 7
tester [92]
The Absolute value of 7 is seven since it is only seven did-gets away from zero.
7 0
3 years ago
Read 2 more answers
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