Question

7 times a number if increased by 11 is 81 the equation of this is

Answer 1

Answer:

7x + 11 = 81

7x = 81 - 11

7x = 70

x = 70 /7

x = 10

Answer 2

The required equation is 7x + 11 = 81 where x is the number

Given :

7 times a number if increased by 11 is 81

To find :

The equation

Solution :

Step 1 of 2 :

Write down the given statement

Here the given statement is 7 times a number if increased by 11 is 81

Step 2 of 2 :

Find the equation

Let the number is x

Now , 7 times the number = 7x

When 7x is increased by 11 we get 7x + 11

So by the given condition the required equation is 7x + 11 = 81

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