Math, asked by sauravkumar233456, 1 month ago

12xy - 5yz - 9zx from 15xy + 6yz + 7zx​

Answers

Answered by kanojesanskruti
2

Answer:

- 3xy + 1yz - 2zx

Step-by-step explanation:

( 12xy - 5yz - 9zx ) - ( 15xy - 6yz - 7zx )

= 12xy - 5yz - 9zx - 15xy + 6yz + 7zx

= 12xy - 15xy - 5yz + 6yz - 9zx + 7zx

= - 3xy + 1yz - 2zx

Answered by kingkohinoor04
2

Answer:

The answer will be 3xy +11yz +16zx

Step-by-step explanation:

12xy-5yz-9zx from 15xy+6yz +7zx

MEANS

15xy+6yz+7zx - 12xy-5yz-9zx

the sign of 12xy-5yz-9zx will be changed into -12xy+5yz+9zx

then substract it in order

the will be 3xy+11yz+16zx

Similar questions