<span>y=3x^2-30x-7 there u go</span>
Answer:
<em><u>
</u></em>
Step-by-step explanation:
First add 10 to x which equals x +10
Now divide it by 4 you get <em><u>
</u></em>
So you want to add 18500+9%=20,165 and then divide 20165 by 48 and you get 420.10
B. a = 2.37
Hope it helps!
The formula for perimeter is 2l+2w. Since we know l=(w-4)-9, we can substitute this into the formula.
l=w-13
2(w-13)+2w=143
2w-26+2w=143
4w=169
w=42.25 units
Hope this helps!