aljebra questions anum counted the money she had in her purse and money box . When she doubbled the amount in her purse and add it to the amount in money box she gets rs 1700 . When she triples the amount in her purse and add in to money box she gets rs 2200. How much money does she have in her purse

Money in her purse is Rs. 500.

Step-by-step explanation:

Let the money in her purse = Rs.

Let the money in her Money box = Rs.

As per question statement,

 ........ (1)

....... (2)

To find: Money in her purse = ? i.e.

Let us solve for using the two linear equations.

We can use substitution method here i.e. find value of one variable from one equation and then substitute that value in other equation.

Using equation (1), we get the value of as follows:

Now, let us put this value of y in equation (2) to find the value of :

Money in her purse is Rs. 500.

5x+40

5(x + 8)

7x - 49

7(x - 7)

18x + 9

9(2x + 1)

15x - 10

5(3x - 2)

step-by-step explanation:

for number one all you have to do is factor 5 out of 5x + 40

for number 2 factor 7 out of 7x - 49

for number three factor 9 out of 18x + 9

for number four factor 5 out of 15x - 10