решите срочно нужно пожалуйста
вот:
1)6.2*0.8-х=7.56
2)-у-5 1/3=2 5/6
3)9.5-(-х)=-0.25
вот:
1)6.2*0.8-х=7.56
2)-у-5 1/3=2 5/6
3)9.5-(-х)=-0.25
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Answers & Comments
4.96-x=7.56
-x=7.56-4.96
-x=2.6
2)-у-5 1/3=2 5/6
-y-5 1/3=2 5/6
-y-5/3=5/3
-y=5/3+5/3
-y=10/3
y=-10/3
3) 9.5-(-х)=-0.25
9.5+x=-0.25
x=-0.25-9.5
x=-9.75