Answer:
(19.88 + 20.12) /2 = 20 middle of range
can be + or - .12 from there
| w - 20 | = distance from middle
so
| w - 20 | < .12
Step-by-step explanation:
x= aka No Real Solution
12
Answer: -9/16
10y+12=-6y+3
16y=-9
Y=-9/16
