(5,6-х): 0, 04 = 3,5

88,4 : (х +11,03)=4,42

2,8×(6,21-х) = 0,84

(х + 0 ,579)×5,1=3,06

ПОМОГИТЕ ПОЖАЛУЙСТА!

(5,6-х):0,04=3,55,6-х=3,5*0,045,6-х=0,14х=5,6-0,14х=5,46..88,4:(х+11,03)=4,42х+11,03=88,4:4,42х+11,03=20х=20-11,03х=8,97..2,8*(6,21-х)=0,846,21-х=0,84:2,86,21-х=0,3х=6,21-0,3х=5,91..(х+0,579)*5,1=3,06х+0,579=3,06:5,1х+0,579=0,6х=0,6-0,579х=0,021