Step-by-step explanation:
r+4r=24+1
5r=25
r=25/5
r=5
Answer:
r = 5
r + 4r - 1 = 24
r + 4r = 25
5r = 25
16 percent is left
20/100×80
Hope it helps!!
Todd.
The equation has no solutions because negative 2 ≠ 4
D
Because they are opposite of each other
n + 1 = 4(n - 8)
n + 1 = 4n - 32
n - 4n = -32 - 1
-3n = -33 / : (-3)
n = 11
