Question

450:(25+5умножить на икс)=15 действами

Answer 1

450:(25+5*х)=15
25+5*х=450:15=30
5*х=30-25=5
х=5:5
х=1

Answer 2

450 / (25 + 5x) = 15
15( 25 + 5x) = 450
375 + 75x = 450
75x = 450 - 375
75x = 75
x = 75/75
x = 1