Question

6-(7-х)=-5
-5+(х-6)=-15
Решите уравнения

Answer 1

$1)6-(7-х)=-5 \\ 6 - 7 + x = - 5 \\ - 1 + x = - 5 \\ x = - 5 + 1 \\ x = - 4 \\ \\ 2)-5+(х-6)=-15 \\ - 5 + x - 6 = - 15 \\ x - 11 = - 15 \\ x = - 4$