Use systematic method and check 2x + 4 = -2x -1 + 7
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Answered by
2
Answer:
-1/2
Step-by-step explanation:
2x +4 =-2x-1+7
2x+2x=-1+7-4
4x= -1-4+7
4x=-5+7
4x=-2
x=-2/4
x= -1/2
Answered by
1
Answer:
2x+4
-2x-1+7
-2x+6
these are not equal
Step-by-step explanation:
let the value of x be 1
2x+4
2+4
6
-2x+6
-2+6
4
here you can see that 6 is not equal to 4
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