Question

1. Twice a number when decreased by 7 gives 45. Find the number.
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Answer 1

Answer:

26

Step-by-step explanation:

twice a no. = 2x is decreased by 7

so 2x - 7= 45

2x= 45+7

2x=52

x=52/2

x=26

TO VERIFY

(2×26)-7

52-7

=45

Answer 2

Hey mate.It says twice a number decreased by seven gives 45 .

Let the number we need to find be n .

therefore n-2*7=45

                n-14=45

               n=45+15=60

therefore the number to be found out is 60.

hope it helps you and pls mark this answer as brainliest.