3.) Simplify the expression by combining like terms: 45s^2 - 19 - s^2 + 16 please help i’m sick and don’t understand:(

asked Aug 17, 2023 124k views

25 votes

3.) Simplify the expression by combining like

terms: 45s^2 - 19 - s^2 + 16
please help i’m sick and don’t understand:(

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7 votes

$45s^2-19-s^2+16\\=45s^2-s^2-19+16\\=s^2(45-1)-19+16\\=44s^2+(-19+16)\\=44s^2-3$

Hope that helps and hope you get better!

Nachime answered Aug 22, 2023

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