L = 1.2W
2L + 2W = 25
Substitute 1.2W for L in the second equation and solve for W. Insert that value into the first equation to solve for L. Check by putting both values into the second equation.
A rectangular room is 1.2 times as long as it is wide, and its perimeter is
25 meters. Find the dimension of the room rounded to the nearest tenth.
The length is:
The Width is:
3 answers
2
8