Answer:
Step-by-step explanation:
The answer is above
y^2-(x+4)
m=4
-5m=-20
m= - 20/-5
14x^-10x+12+2=-140x+14
Very simple. Just add/multiply the like terms, (14x^-10x & 12+2), and then you'll get the answer, but since 140x and 14 are not like terms, the answer stays as 140x+14.
No, it's not.
= 6.7082