Answer: 91.5
Step-by-step explanation:
3x+7 = 51-x
4x = 44
x = 11
answer
x = 11
To simplify square root 27, find two numbers that equal 27. But also, one of the numbers should be a perfect square (such as 4, 9, 36...).
9*3=27. The square root of 9 is 3, which makes it a perfect square. So, the answer is A.