babiezoe15
02.06.2021 •
Mathematics
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Ответ:
B) 9
Step-by-step explanation:
110 + 75 + 11x - 9 + 8x + 13 = 360
19x + 189 = 360
19x (+ 189 - 189) = 360 - 189
19x = 171
19x/19 = 171/19
x = 9
Ответ:
-7, 2.7, 2.25,1.75
Step-by-step explanation: