Помогите решить 1. -6х-23=-9х-5 2. 2(4х-3)=5х+3 3. 6х+7=5(4х-1)-16 4. 15х-4(3х+5)=7(2х+5) 5. 5(3х-8)-3(2-5х)=4х-20 6. 2(х-23)+3(15-х)=-х+1
1. -6х-23=-9х-5 -6х+5х=23-5 -1х=18 х=-18 2. 2( 4х-3)=5х+3 8х-6=5х+3 8х-5х=9 3х=9 х=3 3. х=2 4. х=- 1 + 4/11 5. х= -6.5 6. х=3
1. 3x=18 x=18÷3 x=6 2.8х-6=5х+3 3х=9 х=3 3. 6х-20х=-5-7-16 -14х=-28 х=2