Упростите выражения
4x-(5x-3)
7a-u+(4a+6a)
8+5(c-2)

4x - 5x + 3 = - x + 3 = 3 - x7a - u + 4a + 6a = 17a - u8 + 5c - 10 = 5c - 2

4x-(5x-3) = 4х - 5х + 3 = - х + 37a-u+(4a+6a) = 7а - u + 4a + 6a = 17a -u8+5(c-2) = 8 + 5с - 10 = 5с - 2