Answer:
-5x/5 +5y/5=10/5=2
y-x=2
y=x+2
21x+7*(x+2)=42
21x+7x+14=42
28x=42-14
28x=28
x=1
y=1+2
y=3
Step-by-step explanation:
5.47 x 10^3
Answer: either b or c
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Mean- 26.222222222222
Median- 26
Mode- 24
Range- 7
Hope this helped :D
