(x + 7) • (x + 6) =0<span>
</span>
In y=mx+b, m is the slope and b is the y intercept.
Slope: -2
Y-int: (0,8)
<h2>
Answer:35 ways</h2>
Step-by-step explanation:
is the number of ways of choosing 
distinct objects from a lot of 
distinct objects.
In the given question,
So,
So,there are 
ways in which three distinct cards can be selecte from seven distinct cards.
The matching forms of the numbers are as represented below upon evaluation;
- -(-75) = 75
- -(87) = -87
- -(20) = -20
- -(-20) = 20
- -(12) = -12
- -(-12) = 12
- -(75) = -75
- -(-87) = 87
<h3>Opening up parenthesis</h3>
The given numbers can be simplified by opening up the parenthesis as indicated above in which case,
- The product of 2 negatives equals a positive sign
- The product of ,a negative and positive equals negative.
Read more on parenthesis;
brainly.com/question/25935638
