a) 2u - 1.5y = 5.4
б) x - 7.9 + 9.7 = 29.3x + 1.8 = 29.3x = 29.3 - 1.8x = 27.5
в) x / (36/5) = 6 / 1.2x / 7.2 = 5x = 7.2 * 5x = 36
a) 2u - 1.5y = 5.4
б) x - 7.9 + 9.7 = 29.3
x + 1.8 = 29.3
x = 29.3 - 1.8
x = 27.5
в) x / (36/5) = 6 / 1.2
x / 7.2 = 5
x = 7.2 * 5
x = 36