Question

If P = x + y + z and Q = 2x - y + 3z, find P + 2Q.​

Answer 1

Step-by-step explanation:

Given

P = x + y + z and Q = 2x - y + 3z

P + 2Q.

x + y + z+2×(2x - y + 3z)

x + y + z+4x-2y+6z

5x-y+7z

hope it will be helpful to you

Answer 2

Answer:

may it's helpful for you