Question

Resolva
18x-43=65
b 32x-16=14-17x
c 10y -5 (1+y)=3(2y-2)-20
d(x-5)/10+(1-2x)/5=(3-x)/4
e x + x -x =14
- - - -
2 3 4

Answer 1

18x=65+43
x=108÷18
x=10

32x+17x=14+16
49x=20
x=20/49

10y-5+5y=6y-6-20
15y-5=6y-26
15y-6y=-26+5
9y=-21
y=-21/9 ÷ 3 (simplificar)
y=-7/3

D nao sei

E 2x-x=14
x=14