In an orthonormal system the two lines with equations y=2x+3 and 2y+x=1 are ( interesting at the points 1,5)

(perpendicular)

(parallel)

justify your answer​

b

step-by-step explanation:

the least value out of the data shown is 5, maybe if you post a picture with it i could a little more.

step-by-step explanation:

answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^