Lance had 45 trading cards. he gave away 15. what percent does he have left.

He has 30 cards remaining. Divide this by the original number to determine the fraction remaining. Convert the fraction to a percentage by multiplying by 100%. This looks like ...

... 30/45 × 100% = 66 2/3% of the number he had originally

y=3n + 1

step-by-step explanation:

this is wrong because it says the second number is one less and i added one instead

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2