Answer:
Step-by-step explanation:
3x and 2x can be combined bc it has ex at the end.
1 and 2x cannot be combined bc 1 doesn't have an x.
1 and -5 can be combined
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x * 2x = 3x X*-8= -8x
minus 3x on both side
= -11x
-11x = 0
divide -11 on both side
= 0
* 5+2k+n
Combine all like terms:
7-2 = 5
5k-3k = 2k
n = n
