Question

–2 ∙ (4 + 5m – 7n); c) –2 ∙ (–14t + z – 25c); b) 9 ∙ (–18x + 5y –78); ç) (–23) ∙ (k + 65p – 12x).

Answer 1

-8-10m+14n
28t-z+50c
162x+45у-702
-23k-1495р+276