Hi
length of the yard is 1 meter less than two times the width
Let x and (2x-1) represent the width and length respectively
Question states***
2(2x-1) + 2x = 70m
Solving for x
6x = 72
x = 12m, the width. The length is 23m. (2*12-1)
CHECKING our Answer***
24m + 46m = 70m