I would say the best estimate would be 9 because the real answer is 8.71 and if you round that to the 1 place the answer would be 9.
I believe the answer is C
You have to use the substitution method by substituting one Y value with the other
The value of a would be 3.5, as a=1 when b=10 means that a is worth 1/10 of b's value.
Answer:
55.04 m 2
Step-by-step explanation:
I am 100% sure this is right.
please mark me as brainlest
