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it's called a variable (:

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14y ago

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Related Questions

What is a equation in math?

x is an unknown number/fraction which needs to be solved.


How do you figure out an unknown number?

To figure out an unknown number, you can set up an equation based on the information provided. For example, if you know the relationship the unknown number has with other numbers, you can express it algebraically. Then, solve the equation through methods such as isolating the variable or using inverse operations. Finally, check your solution by substituting the unknown number back into the original context to ensure it fits.


Twice an unknown number?

twice an unknown number less one and one-half times the same number equals two ---- Let the unknown number be "x":: Equation: 2x - (3/2)x = 2


What is x in a math equation?

x is an unknown number/fraction which needs to be solved.


What is the sum of twice a number and 5 is 17 written as an equation?

The phrase "the sum of twice a number and 5 is 17" can be translated into an equation. Let the unknown number be represented by ( x ). The equation can be written as ( 2x + 5 = 17 ).


Which equation has the same unknown value as 430 5?

"430 5" is not an equation and it does not have an unknown value. So there can be no equation which has the same unknown value.


Why do you use variables such as x p or n in algebra?

Variables stand in the place of unknown numbers. For example, in the following equation, one number is unknown: 2+x=5. The x takes the place of the number that is unknown.


What is the equation for nine decreased by three times a number is the same as five times the sum of an unknown number and five?

The equation can be expressed as: ( 9 - 3x = 5(y + 5) ), where ( x ) is the unknown number being decreased and ( y ) is the unknown number being summed with five. This states that nine decreased by three times ( x ) is equal to five times the sum of ( y ) and five.


What is the equation for a number subtracted from -18 amounts to 156?

x - 18 = 156. The x is the unknown quantity, the rest of the equation you have. Now solve it and prove it.


What does the word root mean in maths?

In mathematics, the term "root" refers to the solution(s) of an equation. Specifically, the roots of an equation are the values that make the equation true when substituted for the variable. The number of roots depends on the degree of the equation.


How do you solve a equation using unknown variables?

You don't use unknown variables to solve an equation. The purpose of solving an equation is to find the value of the variable so that it's no longer unknown.


What is a root number in an equation?

a root number is a number in which satifies the unknown value of an equation. For example: x² - 1 = 0 the root of this equation would be 1 or -1 since when multiplied by itself, they both equal 1. Therefore, 1 - 1 = 0