Question

Решите уравнение :
1) x+48=94
2)234+y=452
3) x-174=206
4) 378-b=165

Answer 1

x=94-48

x=46

46+48=94

y=452-234

y=218

234+218=452

x=206+174

x=380

380-174=206

b=378-165

b=213

378-213=165