Question

Resolva:
a•2x+11=x
b•3x+1=2x
c•1+2x=3-5x
d•5x-1=2-x
e•x-1=7-2x
​

Answer 1

a) 2x - x = - 11

x = - 11

b) 3x - 2x = - 1

x = - 1

c) 2x +5x = 3 - 1

7x = 2

x= 2/7

d) 5x +x = 2 +1

6x = 3

x= 3/6

x= 1/2

e) x +2x = 7 +1

3x = 8

x= 8/3