x = - 17
t = 8
Объяснение:
{2x+5t=6
{3x+7t=5
{x=3 - 5/2t
3(3 - 5/2t) + 7t = 5
x=3 - 5/2*8
x= - 17
{2*( - 17) +5*8=6
{3*( - 17) + 7*8=5
6=6
5=5
x = - 17
t = 8
Объяснение:
{2x+5t=6
{3x+7t=5
{x=3 - 5/2t
{3x+7t=5
3(3 - 5/2t) + 7t = 5
t = 8
x=3 - 5/2*8
x= - 17
{2*( - 17) +5*8=6
{3*( - 17) + 7*8=5
6=6
5=5
x = - 17
t = 8