Question

Subtract 4y (y-z+x) - 3x (x-y+z) from 5z (z-x-y)

Answer 1

ɧɛƖƖơ ɱąɬɛ

Answer:

5z²- 4y²+3x² -2zx -zy -7xy

________________________

Step-by-step explanation:

ʟᴇᴛ ᴜs Fɪʀsᴛ sɪᴍᴘʟɪFʏ ᴛʜɪs:

    ⇒ 4y (y-z+x) - 3x (x-y+z)

Sᴏ,

⇒ 4y (y-z+x) =4y² -4yz+4yx

ᴀɴᴅ,

⇒ 3x (x-y+z) =3x²-3xy +3xz

ɴᴏᴡ sᴏʟᴠɪɴɢ ɪᴛ ᴛᴏɢᴇᴛʜᴇʀ:

⇒4y² -4yz+4yx -(3x²-3xy +3xz)

⇒4y² -4yz+4yx -3x²+3xy -3xz

⇒4y²-4yz +7xy -3x²-3xz  -------------------(1)

ɴᴏᴡ sɪᴍᴘʟɪFʏɪɴɢ ᴛʜᴇ ᴏᴛʜᴇʀ ᴇQᴜᴀᴛɪᴏɴ :

 ⇒ 5z (z-x-y) = 5z² -5zx-5zy-------------------(2)

sᴏʟᴠɪɴɢ (1) ᴀɴᴅ (2) ᴀs ɢɪᴠᴇɴ ɪɴ ᴛʜᴇ Qᴜᴇsᴛɪᴏɴ :

⇒5z² -5zx-5zy - (4y²-4yz +7xy -3x²-3xz )

⇒ 5z² -5zx-5zy - 4y²+4yz -7xy +3x²+3xz

⇒5z²- 4y²+3x² -2zx -zy -7xy

________________________

ʜᴇɴᴄᴇ ᴛʜᴇ ᴀɴsᴡᴇʀ ɪs:

5z²- 4y²+3x² -2zx -zy -7xy

________________________

ɧơ℘ɛ ıɬ ɧɛƖ℘ʂ ყơų  ☺

Answer 2

Answer:

-7xyz

Step-by-step explanation:

pls mark brainliest