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17-04-2020
Mathematics

contestada

Simplify.
(x2 – 3x + 1) - (x2 + 2x + 7)
A.
-6
B.
—
+8
+8
C.
-5x – 6
D. 2x2 – x+8

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Marvel112233 Marvel112233

17-04-2020

(x^2 - 3x + 1) - (x^2 + 2x + 7)
Distribute the negative
x^2 - 3x + 1 - x^2 - 2x - 7
Combine like terms
-5x - 6

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