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Are the expressions shown below equivalent?

(3x+9)(x+2)
(3x + 6)(x+3)
Justify/Explain your answer in two different ways.

(Algebra 1) Please help!

User Yacoob
by
8.6k points

2 Answers

12 votes

Answer:

(3x+9)(x+2)

step:3xx+3x2+9x+9x2

3x2+6x+9x+9x2

answer is 3x2+15x+18

step:3xx+3x3+6x+6x3

3x2+6x+6x3

answer is 3x2+15x+18

Explanation:

#Carry on learning#

User Emmanuel Caradec
by
8.2k points
1 vote

Answer:

Yes, the expressions are equivalent.

Explanation:

Expanding (3x + 9)(x + 2) gives us
3x^2 + 15x + 18 which is the same as when you expand (3x + 6)(x + 3).

User Belgariontheking
by
8.1k points

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