Lena made a scale drawing of an arcade. She used the scale 1 inch : 4 feet. If an air hockey table is 4 inches long in the drawi
1 answer:
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Answer:
-439
Step-by-step explanation:
Think of the question as s(f(-7))
First replace x with -7 in the equation f(x)= 3x
s(-7) = 3*(-7)
s(-7) = -21
now it is s(-21)
we substitute -21 into the s(x) equation to get
That gives you 2-441 = -439
Answer:
Step-by-step explanation:
Commutative property of addition:
Changing the order of addends does not change the sum.
<h3>Hope it is helpful...</h3>