Answer:
2x^2-9x+15
It is prime/unfactorable
Step-by-step explanation:
Answer: 4
2 parts white paint
Blue : white
3 : 1
We use 6 parts blue
3 *2 =6
So multiply each part by 2
3*2 : 1*2
6 : 2
She uses 2 parts white paint