Question

Subtract 5㎡-4y+6z-3 from 7㎡-4xy+8y+5x-3z
Add 7㎡- 4m +5 and 9m-10

Answer 1

Answer:

Subtract 5x

2

−4y

2

+6y−3 from 7x

2

−4xy+8y

2

+5x−3y

⇒7x

2

−4xy+8y

2

+5x−3y−5x

2

+4y

2

−6y+3

⇒2x

2

−4xy+12y

2

+5x−9y+3

Hence, this is the answer.

Step-by-step explanation:

hope it helps

Answer 2

Step-by-step explanation:

5x

2

−4y

2

+6y−3 from 7x

2

−4xy+8y

2

+5x−3y

⇒7x

2

−4xy+8y

2

+5x−3y−5x

2

+4y

2

−6y+3

⇒2x

2

−4xy+12y

2

+5x−9y+3

Hence, this is the answer.