Question

me ajudem!
y=4 - 2x
5x - 2y=1

Answer 1

5x-2.(4-2x) =1
5x-8+4x =1
5x+4x= 1+8
9x = 9
x= 9/9
x = 1

y = 4-2x
y = 4-2.1
y = 2

( x=1, y=2 )

Answer 2

Resposta:5 x - 2Y = 1 2 x + y = 4​