Answer:
Solution: 
, 3.5, -15, 5
Not a solution: 129 and 
Step-by-step explanation:
20 ≥ 5 + 3x
3x + 5 ≤ 20
3x ≤ 20 - 5
3x ≤ 15
x ≤ 5
x must be LESS than or EQUAL to 5
In order to invert a function, switch y and x in the definition, and solve for y again:
Solving for y, we have
Answer:
40
Step-by-step explanation:
im not 100% sure, but I think it's 40
Faye's score on the second level is: 6x7= 42
Her total score is 14+42 = 56
Answer:
1 box of spark plugs, 3 air filter boxes, 1 oil filter box, and 5 boxes of engine oil
Step-by-step explanation:
the max amount of services that can be done is about 20 per week, including the one on Saturday. so u just multiply the amount needed by the 20 possible services and check to see the amount that comes in each box, then get as many as needed
