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vladimir2022 [97]
3 years ago
13

Help please :) I would appreciate it if you also provided a explanation it's okay if there is none :))

Mathematics
2 answers:
Oksi-84 [34.3K]3 years ago
8 0

Answer:

7x^2 + 7

Step-by-step explanation:

So you collect the "like-terms". 3x^2 is not the same as 7, however, 4x^2 has the same term as 3x^2, so you add those together and then join the 7 in the expression.

Hope that explanation makes sense

ludmilkaskok [199]3 years ago
8 0

Answer:

3x^{2} +  4 {x}^{2}  + 7 = 7 {x}^{4}  + 7

Step-by-step explanation:

<u>Because 3x² and 4x² are like terms, they can be added together:</u>

<u>3+4=7</u>

<u>²</u><u>+²=⁴</u>

<u>Therefore, it will be 7x⁴.</u>

<u>But 7x⁴ and 7 are not like terms. So it is just 7x⁴+7</u>

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