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scoundrel [369]
3 years ago
11

Someone help me with 20 and 19 ASAP please and thank you!!

Mathematics
1 answer:
DanielleElmas [232]3 years ago
6 0

19) No, 3 should multiply both x and 2. As they, (x+2) are both inside the parentheses. The correct answer should be 3x + 6.

20) No, when it comes to exponents and multiply, exponents is done first before multiply. Therefore, Brett should square 3 first before multiplying it by 2. the correct steps should be

2 * 3^2 + 5

= 2* 9 + 5

=18 + 5

=23

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