Question

Resolva os sistemas:
a) 2x = 1 - 3 y
x + y / 2 = 2x
b)x + 2 y
3 x - 2 y = - 11

Answer 1

Ola Fran

a) 

2x = 1 - 3y
x + y/2 = 2x

2x + 3y = 1
2x + y = 4x

y = 2x

2x + 6x = 1
8x = 1

x = 1/8
y = 2x = 2/8 = 1/4 
.
b) incompleto