Question

What number should be added to - 1 so as to get -5/7 give answer?

Answer 1

Let the unknown number be x

ACCORDING TO THE QUESTION;

- 1 + x = -5/7

X = -5/7 +1

X = (7 - 5) /7

x = 2/7 (ANS.)

METHODS TO SOLVE EQUATION FOR X

(xb + c )/ z = y

=> xb + c = yz

=> xb = yz - c

=> x = (yz -c)/b

....... ....... ...... ........ ....... ....... ...... ...... .....

Answer 2

Solution:

Let Required Number be x ,

According to the Question's Statement!

Statement : What number should be added to - 1 so as to get -5/7.

[ Adding Given Number with unknown Variable Number i.e x ]

↪ x + ( - 1 ) = -5/7

↪ x - 1 = - 5/7

↪ x = - 5/7 + 1

↪ x = (-5 + 7)/7

↪ x = 2/7

∵ Value of x is 2/7 .

Therefore, 2/7 is that number should be added to - 1 so as to get -5/7.