Answer:
Algebra is user in business/finance management, software development, coding, landscaping plans, and nearly every form of engineering. The integrity of society requires all sorts of intuitive math, and the device you are typing on as well as the coding of this website relied on it was well.
As 1 yard is equal to 3 feet , so 4 yard will be 12 feet !
so 13 foot > 4 yards
Just choose x = 0,1,2,3 and find y for each x, for each of the tables.
2r + 2s = 50
2r - s = 17
-----------subtract
3s = 33
s = 11
2r - s = 17
2r - 11 = 17
2r = 28
r = 14
so r = 14 and s = 11
answer is C. r = 14, s = 11