Question

127+(f-83)=313 решить уравнение

Answer 1

127+(f-83)=313
f-83 = 313-127
f-83 = 186
f = 186 + 83
f = 269
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Answer 2

127 + (f -83) = 313
f - 83   = 313 - 127
f - 83 = 186
f=186 +83
f=269
проверим:
127 + (269-83)=313
127 + 186 = 313
313=313