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23 votes
23 votes
Ms. Reginald gave the class the following expression to simplify 8 – 2(5x – 3). Who is correct and what were the mistakes the other students made?

Jamie showed the following work and answer
8-2(5x-3)
(8-2)5x-3
6(5x)-3
30x-3
Right/Wrong and Why?


Taylor showed the following work and answer
8-2(5x-3)
6-3-5x
3-5x
Right/Wrong and Why?


Sam showed the following work and answer
8+ (-2)(5x+(-3)
8+(-2)(5x)+(-2)(-3)
8+(-10x)+6
8+6+(-10x)
14+(-10x)
14-10x
Right/Wrong and Why?

User Dleavitt
by
3.0k points

2 Answers

13 votes
13 votes
Sam used distributive property and is right
Jamie and Taylor are wrong
User Nadi
by
3.0k points
11 votes
11 votes

Answer: Sam is right

Explanation:

User Wouter B
by
3.0k points