What is the solution set of x -2x^2-7x-21

ANSWER = = −2x^2 − 6x − 21

Step-by-step explanation:

Let's simplify step-by-step.

x−2x2−7x−21

=x+−2x2+−7x+−21

Combine Like Terms:

= x + − 2x^2 + −7x + − 21

= ( −2x^2 ) + ( x + −7x ) + ( −21 )

= −2x^2 + −6x + −21

= −2x^2 − 6x − 21

Hope I Helped. Have A Wonderful Day...

answer: 20

step-by-step explanation: subtract the minimum date value from the maximum data value to find the date range. in this casem the date range is 42 - 22 = 20

hope this ! : ) ~zane

which expression can be used to convert 80 us dollars (usd) to australian dollars (aud)?

1 usd = 1.0343 aud

1 aud = 0.9668 usd

step-by-step explanation:

sorry just need the points