А
3x(68+27-3) = 6 =
90x(476-252-112) : 18 =
B
В.
C
456x(362-113+207) : 152 =
D
22х (251-151-80) - 55 =
Answers
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Step-by-step explanation:
A) 3×(68+27-3)=6
3×(95-3)=6
3×92=6
186-6=0
180
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