pls help see red circle how 140 and 5 come
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Hlo
Its the method to make coefficient of any one variable same and then cancelling them out
If they are of opposite sign then add then
If they are of same sign then subtract them to eliminate any one variable
Its the method to make coefficient of any one variable same and then cancelling them out
If they are of opposite sign then add then
If they are of same sign then subtract them to eliminate any one variable
preeti541:
we can use number to multiply the equation tell me
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