Question

find the value of x : 4x-(6x+7)=(5x+4)× -4​

Answer 1

Answer:

4x

3

−5x

2

−6x+7

Substituting the values x=3, we get

4x

3

−5x

2

−6x+7

=4(3)

3

−5(3)

2

−6(3)+7

=108−45−18+7=52

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