162k views
24 votes
Subtract 5x^2-8x-1 from
-(5x^2 -x - 8).

Subtract 5x^2-8x-1 from -(5x^2 -x - 8).-example-1

2 Answers

9 votes

Answer:

2

x

2

+

6

x

+

4

Step-by-step explanation:

(

3

x

2

+

8

x

7

)

(

5

x

2

+

2

x

11

)

(

3

x

2

5

x

2

)

+

(

8

x

2

x

)

+

(

7

+

11

)

2

x

2

+

6

x

+

4

'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Or if you prefer:

...

.

.

3

x

2

+

8

x

7

...

.

.

5

x

2

+

2

x

11

−−−−−−−−−−−−

Subtract

.

2

x

2

+

6

x

+

4

Step-by-step explanation:

have a good day

User Nininea
by
3.2k points
10 votes

Answer:

-10x² - 7x + 7

Step-by-step explanation:

Subtract:

  • -5x² - 8x - 1 - (5x² - x - 8)
  • -5x² - 5x² - 8x + x - 1 + 8
  • -10x² - 7x + 7

Remember: subtracting a negative number is adding that number

-Chetan K

User Charlette
by
3.3k points