1268!!!!!!!!!!!!!! срочно

Question

1268!!!!!!!!!!!!!! срочно

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Answer 1

(х-18.2) +3.8=15.6
х-14.4=15.6
х = 30



в)16.5-t-3.4=4.9
-t+13.1=4.9
-t=-8.2
t=8.2


б)34.2-17.9+у=22
16.3+у=22
у=5.7


г)r+16.23-15.8=7.1
r+0.43=7.1
r=6.67

Answer 2

(x - 18,2) + 3,8 = 15,6
x - 18,2 = 15,6 - 3,8
x - 18,2 = 11,8
x = 11,8 + 18,2
x = 30
Ответ: x = 30