решите уравнения 14x-4x-48=240,25b-7b-9=279,16a-7a+96=222,20y+5y+y+19=227 PLEAS РЕШИТЕ

СПАСИБО БОЛЬШОЕ

1) 14x - 4x - 48 = 24014x - 4x = 240+4810x = 288x = 28.82) 25b - 7b - 9 = 27925b - 7b = 279 + 918b = 288b = 163) 16a - 7a + 96 = 22216a - 7a = 222 - 969a = 126a =144) 20y + 5y + y + 19 = 22720y + 5y + y = 227 - 1926y = 208y = 8