Question

resolva a equação
y+4(y-1)=9-2(y+3)

Answer 1

y + 4 ( y - 1 ) = 9 - 2 ( y + 3 )
y + 4y - 4 = 9 - 2y - 6
y + 4y + 2y = 9 - 6 + 4
7x = 7
x = 7/7
x = 1