annettetrent13 annettetrent13 23-09-2017 Mathematics contestada 1/2(4x−5)+52=10 x= A:5 B:8 C:12 D:20 3/4k+3/8k=12 k= 1.4x+2.6x=−16 X=-13 X=-4 X=-48 X=19 1/3(3+2x)−1=10 A:x= 6 2/3 B:x=15 C:x=20 D:x=5
