Answer:
A.) y = 0.4x^(2) + 3.4x + 4
Step-by-step explanation:
x = -5
y = -3
Answer:

Step-by-step explanation:

The correct option is B.
<span>The word decreased by means subtract.
So...
Lets look at A.
A: a-b
Sound correct?
No,
Because the sentence said that "a is decreased by the number b."
Lets look at B.
B. b-a
Sound correct?
Yes,
Because a is getting decreased by b.
Your answer is, B.
Hope this helps!(:
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You either find the gradient or distance and if there are equal, therefore the opp are equal