Answer:
The answer: 1/10x (k-7)
Step-by-step explanation:
1) 6/14 divide by 2 = 3/7
2) 9/12 divide by 3 = 3/4
3) 15/25 divide by 5 = 3/5
3(a+b) and 3a+b: not equivalent
4(x+2y) and 8y+4x: equivalent
7*4=28
7-4=3
so the width is 4 feet and the length is 7 feet
