hchxxhBfncndnd9808 hchxxhBfncndnd9808 03-09-2020 Mathematics contestada Evaluate \dfrac{e}{4}+2f-3 4 e â +2fâ3start fraction, e, divided by, 4, end fraction, plus, 2, f, minus, 3 when e=12e=12e, equals, 12 and f=\dfrac12f= 2 1 â
