Please answer this correctly , will mark brainliest answer !!!
2 answers:
Answer:
x^2-7
Step-by-step explanation:
Answer:

Step-by-step explanation:
We know that the area is the length times width, so
.
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5(n+6)=48
5n+30=48
5n=18
n=18/5
A) To buy one box of the new cereal it will be y=8*1 so 8$. 12-8= 4. So the original brand is 4$ more.
B) 4*4=16$
Answer:
His new balance would be $302
Assuming 0x6A is given in base 16, first convert
and
to a common base, say base 10:


Then



y = cost = $25
25 = 0.75 +10
subtract 10 from each side
15=0.75x
x = 15/0.75 = 20
there were 20 words in the ad