здравствуйте помогите решить уравнения 1.2(x-5)=0.2x+6 1.3(t-0,6)=1.8t 6(4x-7)-3(5-8x)=0

1.2(x-5)=0.2x+61.2x-6=0.2x+61.2x-0.2x=6+6x=121.3(t-0.6)=1.8t1.3t-0.78=1.8t1.3t-1.8t=-0.78-0.5t=-0.78t=-0.78:(-0.5)t=1.566(4x-7)-3(5-8x)=024x-42-15+24x=024x+24x=42+1548x=57x=57:48x=1.19