Răspuns :
a) x + 68 * 7 = 2400
x = 2400 - 476
x = 1924
b) 10000 - x = 2701
x = 10000 - 2701
x = 7299
x = 2400 - 476
x = 1924
b) 10000 - x = 2701
x = 10000 - 2701
x = 7299