Answer:
9x - 3y = -12
-9x +5y = -1
2y = -13
y = -13/2
-3x - 13/2 = 8/2
-3x = 21/2
-6x = 21
x = -21/6 = -7/2
(-7/2, -13/2)
i accidentaly put awnser and i dont know how to get out of here
Step-by-step explanation:
origional price of $32.
marked up 10%- $3.20
new price- $35.20
656.25m^3
Also 1/2 is equivalent to 0.5
25*17.5*1.5=656.25
9 and 2