6. If x is a negative integer, find the solution set of
2/3+1/3(x + 1) > 0.
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Step-by-step explanation:
Answer:
Step-by-step explanation:
2/3 + 1/3 ( x+ 1) > 0
2/3 + 1x/3 + 1/3 >0
( 2 + 1x + 1 ) / 3 > 0
( 3 + 1x )/ 3 > 0
3/3 + 1x/3 >0 (3/3 is 1)
1 + 1x/3 >0 (1 will become -1 when we will change its side)
1x/3 > -1
1x > -1 × 3
x > -3
Therefore, answer is {-2 , -1}. (because -2 and -1 are bigger than -3 )
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