1) 10x - 500 = 50
10x = 550
x = 550 : 10 = 55
ответ: x = 55
2) 50(n - 10) = 2000
n - 10 = 2000 : 50
n - 10 = 40
n = 40 + 10 = 50
ответ: n = 50
1)10х=550
х=550:10
х=55
2)50n-500=2000
50n=2500
n=2500:50
n=50
1) 10x - 500 = 50
10x = 550
x = 550 : 10 = 55
ответ: x = 55
2) 50(n - 10) = 2000
n - 10 = 2000 : 50
n - 10 = 40
n = 40 + 10 = 50
ответ: n = 50
1)10х=550
х=550:10
х=55
2)50n-500=2000
50n=2500
n=2500:50
n=50