а) 3x = 8,7x = 8,7 / 3x = 2,9
б) 8y = 9,6y = 9,6 / 8y = 1,2
в) 2a + 8,154 = 322a = 32 - 8,1542a = 23,846a = 23,846 / 2a = 11,923
г) 3k = 63,12 + 55,23k = 118,32k = 118,32 / 3k = 39,44
а) 3x = 8,7
x = 8,7 / 3
x = 2,9
б) 8y = 9,6
y = 9,6 / 8
y = 1,2
в) 2a + 8,154 = 32
2a = 32 - 8,154
2a = 23,846
a = 23,846 / 2
a = 11,923
г) 3k = 63,12 + 55,2
3k = 118,32
k = 118,32 / 3
k = 39,44