Tính nhanh: a) 17 x 2 + 76 x 17 + 3 x 17. b) 32 x 27 + 27 x 69 + 27 x 3 - 108

a) 17 x 2 + 76 x 17 + 3 x 17 =
b) 32 x 27 + 27 x 69 + 27 x 3 - 108 =
c) 35 x 29 + 70 x 30 + 11 x 35 =
d) 157 x 26 - 26 + 88 x 13 =