Question

Use the distributive property to expand the expression.

5x2 − (6x − 4y) + 9z

A) 5x2 − 6x − 4y − 9 z
B) 5x2 − 6x + 4y − 9 z
C) 5x2 − 6x − 4y + 9 z
D) 5x2 − 6x + 4y + 9 z

Answer 1

D)5x2-6x+4y+9z

Explanation:

The question given is 5x2 − (6x − 4y) + 9z

When we open the btacket by multiplying with negative sign hence you get the answer as D) 5x2 − 6x + 4y + 9 z