The subject is not 7th grade, but math.
Sra
(a+15)(a+7)
2 answers
a+a=a to the second power
15x7=105
a+7=7a
15+a=15a
answer is:
a with an exponent of two + 22a + 105
15x7=105
a+7=7a
15+a=15a
answer is:
a with an exponent of two + 22a + 105