Y – 3x = 7
y -3x +3x = 7+3x
y = 7+3x
21 + 9x = 3y
21 + 9x = 3(7+3x)
21 + 9x = 21 + 9x
The answer is B.There are an infinite number of solutions.
Answer:
b
Step-by-step explanation:
The area of a square = s² ← s is the length of the side, hence
s² = 800 ( take the square root of both sides )
s =
≈ 28.28
28.28 is between 28 and 29 → b
Answer:839
Step-by-step explanation:
747373747;!,7!:73!37
Answer:
1/5? 0.2?
Step-by-step explanation: