решите уравнения с проверкой 2,4х+8,3+6,2х+1,7+5,4х=66,7 124,2:(98-(8х+76,52))=23

2,4х+8,3+6,2х+1,7+5,4х=66,714х+10=66,714х=56,7х=56,7:14х=4,052.4*4,05+8,3+6,2*4,05+1,7+5,4*4,05=66,79,72+8,3+25,11+1,7+21,87=66,766,7=66,7124,2:(98-(8х+76,52))=23124,2:(98-8х-76,52)=23124,2:(21,48-8х)=2321,48-8х=124,2:2321,48-8х=5,48х=21,48-5,48х=16,08х=16,08:8х=2,01124,2:(98-(8*2,01+76,52))=23124,2:(98-92,6)=23124,2:5,4=2323=23