Answer:
A is right I believe
Step-by-step explanation:
a: 5x
b: 2x
c: 1/5x
d: 1/2x
Perimeter (P) = 2L + x
4900 = 2L + x ⇒ 4900 - x = 2L ⇒
= L
Area (A) = L · x
A = (
) (x)
= 
Answer: 30
Step-by-step explanation:
The answer is D
0 is not less than or equal to -4, and in the second equation, 0 is greater than -1
24 divided by 21 is 1.14285714286. In fraction form it is 8/7, or 1 1/7.