-(3x-2)=-4(x+1)-4
-3x+2=-4x-4-4
-3x+4x=-4-4-2
x=-10
Hey! This is a very simple question, let me walk you through.
1 week = 7 days.
7 days, multiplied by 4 weeks, is 28.
This means, 28 days are in 4 weeks.
Probably the most effective method researchers use to prevent sampling bias is through simple random sampling where samples are selected strictly by chance.
