Answer:
Step-by-step explanation:
2x - 11
-9 + x
equate the equations
2x - 11 = -9 + x
bring like terms to one side
2x - 11 = -9 + x
- x +11 +11 - x
-11 and +11 cancels out
+x and -x cancels out
2x - x = 11 - 9
x = 2
65*0.20=13 (0.20 because 20/100=20% is 0.20 in decimal form)
65-13=52
36cm³
Step-by-step explanation:
Volume= mass
density
