the sum of 3 consecutive multiples of 7 is 777.find these multiples.(hint:3 consecutive multiples of 7 are x,x+7,x+14)
Answers
Answered by
2
x+x+7+x+14=777
3x+21=777
3x=756
x=756/3
x=252
so , x=252
x+7=252+7=259
x+14=252+14=266
3x+21=777
3x=756
x=756/3
x=252
so , x=252
x+7=252+7=259
x+14=252+14=266
Answered by
0
X,x+7,x+14
x+x+7+x+14=777
3x+21=777
3x=777-21
3x=756
x=756/3
x=252
there fore,
x=252
x+7=259
x+14=266
so that the three consecutice numbers are 252,259,266
x+x+7+x+14=777
3x+21=777
3x=777-21
3x=756
x=756/3
x=252
there fore,
x=252
x+7=259
x+14=266
so that the three consecutice numbers are 252,259,266
Similar questions