Respuesta :

socio
1.1x+1.2x-5.4=-10~~First we simplify
2.3x-5.4=-10~~~Now, we add 5.4 to both sides(add because it is negative)
       +5.4  +5.4
2.3x=-4.6~~Now, we divide by 2.3x
÷2.3x   ÷2.3x

x= -2