Respuesta :
Respuesta:
4x+2x+3=27
6x+3=27
6x=27-3
6x=24
x= 24÷6
x= 4
4(4)+2 (4)+3=27
16+8+3=27
27=27
4y-4 (5y+4)=2y+2
4y-20y-16=2y+2
4y-20y-2y=2+16
-18y=18
y= 18
-18
y= - 1
4 (-1)-4 (5 (-1)+4)=2 (-1)+2
-4+20-16=-2+2
20-20 = -2+2
0 = 0
Respuesta:
4x+2x+3=27
6x+3=27
6x=27-3
6x=24
x= 24÷6
x= 4
4(4)+2 (4)+3=27
16+8+3=27
27=27
4y-4 (5y+4)=2y+2
4y-20y-16=2y+2
4y-20y-2y=2+16
-18y=18
y= 18
-18
y= - 1
4 (-1)-4 (5 (-1)+4)=2 (-1)+2
-4+20-16=-2+2
20-20 = -2+2
0 = 0