Relier Pairs EcuacionesVersion en ligne Resolver ecuaciones básicas par Josué Bustos 1 3x=21 2 1−9x=−2 3 3+x−2=3+1 4 50+x=120 5 2x + 2 = 10 6 2−5x=17 7 8x+4=4x 8 2x/3=8 9 2-x=x-8 10 5x−2=3x+1 x = 70 x=7 5 = x x = 1 x = -3 x = 3/2 x = 4 x = 12 x = 3 x = 1/3