Question

Select the correct difference.

-3z 7 - (-5z 7)

A.2z7
B.8z14
C.-2z7
D.2z

Answer 1

thanks

Answer 2

Select the correct difference.

5d 2 + 4d - 3 less 2d 2 - 3d + 4

3d2 + 7d - 7
3d2 - 7d - 7
7d2 + 7d - 7
7d2 + d + 1

Answer 3

is that it?

Answer 4

yup

Answer 5

ok

Answer 6

Add like terms.

Hint:

\(\Large -3z^7 - (-5z^7) = -3z^7 + 5z^7 = (-3 + 5)z^7 = ??\)