Answer:
w(-4.2) = 3(-4.2) -1 = -12.6 - 1 = -13.6
Step-by-step explanation:
The w(-4.2) is your t so you substitute it in your expression which means you get 3(-4.2) -1 and that gives you -13.6.
Answer:
a=12
Step-by-step explanation:

On a graph, go up 7 units and to the right 2 units from the origin
At least means that the number could either equal 6 or be greater than 6.
The inequality would be: n ≥ 6
The answer to this is 2. Ten only has two factors, 5 and 2, and 2 can be decided evenly amongst them all.