three more than twise a number ia equal four less than the number. find the number
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let the no. be x
A.T.Q
2x+ 3 =x-4
2x= x-4-3
2x=x-7
2x-x=7
x=7
A.T.Q
2x+ 3 =x-4
2x= x-4-3
2x=x-7
2x-x=7
x=7
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