I believe the answer is 4x + 8. you multiply 4 by x which makes 4x. Than you multiply 4 by 2, making 8.
i will solve it first i need full form
Answer:
10
Step-by-step explanation:
f(x) =3x-x=2x,
f(7-2)=f(5)= 2*5=10
1. D none of the above.
2. A 5.43, 5.62, 5.74
3. A 75%
4. A 87.5%
5. A 0.7
6. B between 0.5 and 1.0