5х+1=0 5х-6=х-14 2/3(6х-3)=8-(5х+1) уравнения
▪5х+1=0 5х= -1 х= -1/5 ▪5х-6=х-14 5х-х=6-14 4х= -8 х= -8/4 х= -2 ▪2/3(6х-3)=8-(5х+1) 2/3×6х - 2/3×3=8-5х-1 4х-2=7-5х 4х+5х=7+2 9х=9 х=9÷9 х=1
1) 5х+1=0; 5х=-1; х=-1/5; х=-0,2. 2) 5х-х=6-14; 4х=-8; х=-8/4;х=-2. 3) 4х-2=8-5х-1; 4х+5х=8-1+2; 9х=9; х=9/9; х=1.