An online poll of 810 adults found that 53% of the respondents think critical thinking should be taught in schools.
what is the margin of error for this poll?

y=−9/2x+10

step-by-step explanation:

let's solve for y.

0−9x−2y=−20

step 1: add 9x to both sides.

−9x−2y+9x=−20+9x

−2y=9x−20

step 2: divide both sides by -2.

−2y

−2

=

9x−20

−2

y=

−9

2

x+10

1/2*qr*rs

step-by-step explanation: