Question

subtract 2x + Y - Z from the sum of 9x -7 + 8z and -8x + 9y -7 z

Answer 1

Answer:

here is the answer in the picture

Answer 2

Answer:

firstly, we have to find the sum of (9x-7+8z) and (-8x+9y-7z)

(9x-7+8z)+(-8x+9y-7z)

9x-7+8z-8x+9y-7z

combine like terms,

9x-8x+8z-7z+9y-7

x+z+9y-7

Step-by-step explanation:

May be it helps you.