Answer:
90 grams
Step-by-step explanation
Full = 120
half filled + empty = 150
half of 120 = 60
Therefore, a jar weighs 150 - 60
= 90 grams
If you meant loads instead of seconds then this is what you get:
Part A:
A(x)= 20x+8
B(x)= 24x+4
Part B:
Company A. It cost $108 for 5 loads, while it cost $124 for 5 loads using company B
Part C:
For 9 loads, you save $32 when using company A vs company B.
Answer:
number 1 is number 3 , number 2 is 25.25 and 25.169, 3 is 1/3 and 4/15 and 5/6
-1 ≤ n + 2 ≤ 6
-2 - 2 + -3
-3 n/ 0
Answer = -3 , 4 Answer = C