use number line in step wise (+4)+(-7)
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Step-by-step explanation:
According to the number line
__________|__________|_______
-7. -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8
as per the number line we have to start from four and go towards the minus direction in 7 units(counting 7 ) which gives u the number as -3
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