Here is your answer
a) 5x-2y= 1
REASON:
6-2(x-y)=3x+5
6-2x+2y= 3x+5
3x+2x-2y= 6-5
5x-2y= 1
HOPE IT IS USEFUL
Answer:
3√7
Step-by-step explanation:
√63
√3x21
√3x3x7