Answer:
Freshman = 90, 62, 152
Sophmore = 184, 16, 200
Total = 274, 78, 352
Step-by-step explanation:
274 - 184 = 90
90 + 62 = 152
352 - 152 = 200
200 - 184 = 16
16 + 62 = 78
Answer:
B
Step-by-step explanation:
Given
7 -
= 7 + (- ) ← equivalent expression
= -
= or 7
It's D, y=0.078x + 29 works with all of the numbers
Answer:
2/3
Step-by-step explanation:
Answer:
{-1, 5/2}
Step-by-step explanation:
2x² - 3x = 5
2x² - 3x - 5 = 0
(2x - 5) (x + 1) = 0
2x - 5 = 0, therefore 2x = 5 and x = 5/2
x + 1 = 0, therefore x = -1