a variable is a letter that takes the place of a number
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In math, a variable is a symbol used to represent a value that can change or vary in a mathematical expression or equation. Variables typically are represented by letters such as x, y, or z and can be manipulated to solve problems or evaluate expressions.
varible?
Black Math was created in 2003.
If one math book weighs 1 kilogram, then 10 math books will weigh 10 kilograms in total. Each math book contributes 1 kilogram to the total weight, so multiplying by 10 gives the weight of 10 math books as 10 kilograms.
No, that's ridiculous, physics involves math - as do most sciences.
No, where do you get such weird ideas? You NEED math for physics and engineering!