Question

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Simplify 7 - 3x - 4 + x
a. 3 - 3x
b. 3 - 2x
c. 1
d. 2x - 3

Answer 1

Answer:

b. 3 - 2x

Step-by-step explanation:

$7-3x-4+x\qquad\text{combine like terms}\\\\=(-3x+1x) + (7-4)\\\\=-2x+3=3-2x$