hjhthy

05.10.2020 11:08 •  Математика

A) 9(a - 12) = b) 13 + 2(7 – x) =
c) 7u – 6(2 + C) =
d) 121 - (3 + y) 17 =
e) 25 + 2[12 - 3(x – 7)] =
f) [5 - 4(x - 9)] - 40 =
g) {[25x – 3(1 - y)] – z} =
h) {2[5t + 2(15 - 3c)] – k} + 3 =
i) [2x - (4 - y]) – z =
j) {21 – [5t - 205 - 3c)}] + 3 =