Answer:
Equation -8 ≤ 3n+4 ≤ 10
Solution -4 ≤ n ≤ 2
Step-by-step explanation:
sum of 3 times a number and 4
3n+4
is no more than 10
3n+4 ≤ 10
and no less than -8
-8 ≤ 3n+4 ≤ 10
To solve
Subtract 4 from all sides
-8-4 ≤ 3n+4-4 ≤ 10-4
-12 ≤ 3n ≤ 6
Divide all sides by 3
-12/3 ≤ 3n/3 ≤ 6/3
-4 ≤ n ≤ 2
