1) Х х 42 = 500 - 38;
х = (500 - 38): 42 = 11.
2) N х 3 = 125 + 450;
N = (135 + 450) 3 = 195.
1) х*42=500-38
42х=462
х=462/42
х=11
2) х*3=135+450
3х=585
х=585/3
х=195
1) Х х 42 = 500 - 38;
х = (500 - 38): 42 = 11.
2) N х 3 = 125 + 450;
N = (135 + 450) 3 = 195.
1) х*42=500-38
42х=462
х=462/42
х=11
2) х*3=135+450
3х=585
х=585/3
х=195