N=25 because 20 divided by 4 is 5 which is 1/5 of n meaning 5x5 is 25
The answer would be 44.7 not 44.5
Answer:
n = r - 2.5
Step-by-step explanation:
The discount Khalid is giving is $2.5 off, so the equation represents the neighbors' price equals the regular price minus 2.5.
Answer:
Yes
Step-by-step explanation:
If you mean the equation
y = 4x + 5
y = x - 4
then yes
Answer:
25
Step-by-step explanation:
The three sides of a triangle are 2x+4, 5x+2, and 4x-3.
The sum is the perimeter
P = 2x+4+ 5x+2+ 4x-3
Combine like terms
P = 11x +3
Let x =2
P = 11*2 +3
P = 22+3
P =25