21-05-2021
Mathematics

contestada

If B=3x-1 and C=2x^2+x+9, find an expression that equals 2B+2C in standard form.

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jsace918 jsace918

21-05-2021

Answer:

[tex]4x^2 +8x + 16[/tex]

Step-by-step explanation:

2 (3x - 1) + 2 (2x^2 + x + 9)

6x - 2 + 4x^2 +2x + 18

4x^2 + 8x +16

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