Question

(39a^3-4a^2-a-7)-(10a^4+3a^3-a+8)
SImplify...

Answer 1

group each degree of a

Answer 2

am i suppposed to distribute the negative?

Answer 3

first remove the parentheses - note the signs inside the second parentheses will change

Answer 4

first remove the parentheses using the distributive property, that is, distribute the minus sign by changing the sign of everything in the second parentheses

Answer 5

so after dstributing the minus sign to the secong parenthesis i got this
-10a^4-3a^3+a-8
is this correct?

Answer 6

yes

Answer 7

now bring like terms together and simplify

Answer 8

my final answer is -10a+36a^3-4a^2-15
correct?

Answer 9

-10a^4***

Answer 10

right