5x + 2 -x = -4x
4x +2 = -4x
2 = -4x -4x
2 = -8x
x = - 1/4
hope this helps
(r + 10)(r - 4)
To double check:
r * r is r^2
10 * r = 10r; -4 * r = -4r
Combine to get 6r.
-4 * 10 = -40
At z= 12:
z/4 -8z+ 2(z-5)
= 12/4 -8*12+ 2(12-5)
= 3 -96+ 2*(7)
= -93+ 14
= -79
The correct answer is A. -79~
Answer:
4 quizzes are taken per week
Step-by-step explanation:
12/3=4
20/5=4