Question

The sum of three consecutive multiples of 7 is 777. Find these numbers.​

Answer 1

let x,x+7 and x+14

x+x+7+x+14=777

3x+21=777

3x=756

x=252

x=252

x+7=259

x+14=266

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Answer 2

Step-by-step explanation:

Let the first multiple be x

2nd be x+7

and, third be x+14

then,

According to question

first no.+second no. + third no. = 777

x+x+7+x+14=777

3x+21=777

3x=777-21

x=756/3

x=252

so, the first no. is 252

2nd no. is 259

3rd no. is 266