Answer:
True
Step-by-step explanation:
Yo find the midpoint between 2 points x1 and x2
midpoint = (x1+x2)/2
midpoint = (-7+8)/2
midpoint = 1/2
Idk but it's 0.416667
cuz 25/60 equals so
Try using
Wolframalpha.com
It can solve any mathematical problem
Answer:
12a^2 - 9a + 5
Step-by-step explanation:
(5a^2 - 6a - 4) - (-7a^2 + 3a - 9)
5a^2 + 7a^2 = 12a^2
-6a - 3a = -9a
-4 + 9 = 5
12a^2 - 9a + 5
