Question

Find the number which when multiplied by 7 is increased by 78​

Answer 1

Answer:

given that ,when multiplied by7,it gives 7x,and x increases by 78.

according to the question we can write as 7x=x+78

transposing x to LHS ,we get

= 7x-x=78

= 6x=78

dividing both sides by 6,we get

=6x/6 = 78/6

= x= 13

thus,the required number is x =13

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Answer 2

Answer:

Let us assume the number as X.

Then X * 7 = X + 78

7X = X + 78

7X - X = 78

6X = 78

X = 78/6 = 13.

Ans: 13.

Step-by-step explanation:

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