A superhero recently asked his nemesis how many cats she has. She answered with a riddle: "One-half of my cats plus two."

Mathematics

2 answers:

romanna [79]2 years ago

7 0

The nemesis has 2 1/2 cats

mixer [17]2 years ago

4 0

I got ten. Here's the equation.

x = 1/2x + 5

Subtract 1/2x from both sides to get all x's on one side 

x - 1/2x = 1/2x - 1/2x + 5 

1/2x = 5 

Now multiple the left by 2 to get x, but since it's an equation, you need to also multiply the right by 2 to keep it =. 

2 * 1/2x = 2 * 5 

x = 10 cats

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