13x = 39 can replace 3x + 5y = 59 in the original system and still produce the same solution.
Answer:
5
x
^2 + 20
x + 12
Step-by-step explanation:
not factorable
The computer costs $304 now.
Step-by-step explanation:
Given,
Cost of computer = $400
First discount = 20%
Amount of discount = 20% of $400
Amount of discount =
Amount of discount = $80
Price after first discount = 400-80 = $320
Additional discount = 5%
Amount of additional discount = 5% of price after first discount
Amount of additional discount =
Amount of additional discount = $16
Final cost = 320-16 = $304
The computer costs $304 now.
Keywords: discount, subtraction
Learn more about subtraction at:
#LearnwithBrainly
Simplify
4
x
−
1
2
x
+
1
2
4x−12x+12 to
−
8
x
+
1
2
−8x+1 then ya answer x=1/2