is equivalent to the expression 
entire to mixed radical:

decimal value:

Step-by-step explanation:
wait a person was about to report it sorry ;/
had to take it off
Step-by-step explanation:
-70x^4 + 30x
= 10x(-7x^3 + 3)
ANSWER: 10x(-7x^3 + 3)
Answer:
-3x-12
Step-by-step explanation:
-10x-4-8+7x
-3x-4-8
-3x-12