210k views
1 vote
Find the value of x. (3x-9)(x+7)

Find the value of x. (3x-9)(x+7)-example-1

1 Answer

5 votes

Answer:

The answer to this question is 23

Explanation:

The reason is because....

23x3= 69

69-9=60

60+ (x+7)

23+7=30

30+60=90

The angle shown is a 90 degree angle therefore this is your answer.

User Boris Nikolic
by
5.4k points