Dfrac 15 4x 3 7 July 8, 2019 16 32 64 128 Dfrac 6 5 x - dfrac 7 4 = 8 left( dfrac 3 5 x - dfrac 2 4 right) 5 6 x− 4 7 =8( 5 3 x− 4 2 )
