Question

срочно!!! решите уравнения (25+x)*4=360 x-(420:6)=349 800:x-300=500 (x+200):400=2

Answer 1

(25+х)*4=360
25+х=360:4
25+х=90
Х=90-25
Х=65
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(25+65)*4=360

Answer 2

х-(420:6)=349
х-70=349
х=349+70
х=419