To solve for x, you need to isolate/get x by itself in the equation:
Square ² both sides to get rid of the square root √

x - 2 = 0 Add 2 on both sides
x - 2 + 2 = 0 + 2
x = 2
Answer:
The answer would be 50%
Step-by-step explanation:
You Would get this by dviding 36/72 which would give you .5 and then you convert that to a percentage
C
Let x be the cost of banana
Michael: 4x=2.72
Divide by 4 : x =.68
Tonya: 6x= 4.08
x = .68 divide by 6
Jim- 60× .45= 27
Dora- 10 of the 60
Ada- 60× .25= 15
Kim- 8 remaining
Jim placed the most with 27