8x-7(x+3)=12
8x-7x+21=12
-21 +21
15x=33
— —
15 15
X=2.2
Y=5.2
Answer:
it would be $300 because it is $12 per frame so u would multiply 12*15 and get 180 then with $8 shipping u multiply 8*15 and get $120 then add 120+180 to get $300
Step-by-step explanation:
hope this helped:)
It's very simple. First you find the derivative of the function, then simplify by rationalizing the denominator and multiplying by 4-i. You should then get your answer.