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Answer:

Step-by-step explanation:
since q(x)=-4
substitute
hence
-4=12x-3
take -3 to the other side where it becomes positive
therefore
-1=12x
divide by 12
you will get the above answer
Answer:
b i'm sorry if it's wrong
Step-by-step explanation:
I tried
Answer:
Step-by-step explanation:
So this is multiplication
24.5 times 20 in dollars is $4.90 if we round it than it will be 5 dollars