Question

a)c+2c = 2+c me ajudem pfv
b)-x=3x-5
c)5+x = 2x me ajudem pfvv

Answer 1

a) 3c-c= 2
2c=2
c=2/2
c=1

b) -x=3x-5
-x-3x=-5
-4x= -5 ( multiplica por -1)

4x=5
x= 5/4
x= 1,25

c) 5+x=2x
5= 2x-x
5= x

boa tarde