Question

2) y =-0,5x+13 y = 8 + x
помогите срочно!

Answer 1

y = -0,5x + 13, где y = 8 + x

8 + x = -0,5x + 13

x + 0,5x = 13 - 8

1,5x = 5

(3/2)x = 5

x = 10/3

y = -0,5 * 10/3 + 13 = 34/3

(x,y) = (10/3, 34/3)