Question

Agora,resolva as equações:
a)5x+3=4x+9
b)3y+7=2y+1
c)8m+2=6m+4
d)3x+1=x+1
e)5n+3=4n+9

Answer 1

Espero que te ajude.

Answer 2

a) 5x+3=4x+9
5x-4x=9-3
x=6

b) 3y+7=2y+1
3y-2y=1-7
y=-6

c) 8m+2=6m+4
8m-6m=4-2
2m=2
m=2/2
m=1

d)3x+1=x+1
3x-x=1-1
2x=0
x=0

e)5n+3=4n+9
5n-4n=9-3
n=6