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makvit [3.9K]
3 years ago
12

Two students in mr d'alsesandro's class were asked to write an equivalent expression for the expression (a-6) (a-4). identify th

e student with the correct work and where the mistakes were in the other students work
gabrielles work


(a-6) (a-4)

= a.a = a(-4) - 6(a) - 6(-4)

= a ^2 - 4a - 6a - 24
= a^2 - 10a - 24




britneys work

(a-6) (a-4)
= a.a - 4a -6a -6(-4)
= a ^2 -10 a
+24
Mathematics
1 answer:
Ilya [14]3 years ago
3 0

Answer:

Britney is correct

Step-by-step explanation:

Gabrielle is wrong because when mutiply -6 and -4, the negatives cancel out to give +24.

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