DOPS: (7y+2)(7y-2)

GCF:

1st GCF: Then trinomial: 6(x+5)(x-4)

62

24

8

32

x

x

x

x

meangeometric

12

12 12

60

30

x

30-60-90

C=10

Partition

Substitution

Reflexive

32

21

FDH

EDG

3221

22

Reasons

1. 1.

2. 2.

3. 3.

4. 4.

5. 5.

6. 6.

7. 7.

8. 8.

Given

Given

Given