Question

plz answer the question with working and explanation in brief. it's a humble request..Thankyou​

Answer 1

the answer is =x-y+z=5

Answer 2

equation of stright line in 3 dimenssion is

x/a + y/b + z/c = 1

then point p (a,b,c)

According to above formula

2x - 2y + z = 5

x/(5/2) + y/(- 5/2) + z/5 = 1

p(5/2 ,-5/2 ,5)