Пошаговое объяснение:
k=2
t=3
7(k-5)-t(5-k)=7(k-5)+t(k-5)=
=(k-5)(7+t)=(2-5)(7+3)= -3•10= -30
[tex]\displaystyle\bf\\7(k-5)-t(5-k)=7(k-5)+t(k-5)=(k-5)(7+t)\\\\k=2 \ \ ; \ \ t=3\\\\(k-5)(7+t)=(2-5)\cdot(7+3)=-3\cdot 10=-30[/tex]
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
Пошаговое объяснение:
k=2
t=3
7(k-5)-t(5-k)=7(k-5)+t(k-5)=
=(k-5)(7+t)=(2-5)(7+3)= -3•10= -30
[tex]\displaystyle\bf\\7(k-5)-t(5-k)=7(k-5)+t(k-5)=(k-5)(7+t)\\\\k=2 \ \ ; \ \ t=3\\\\(k-5)(7+t)=(2-5)\cdot(7+3)=-3\cdot 10=-30[/tex]