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What is the definition for variable?
the def for variable is a letter or symbol used to represent a missing number in an algebrac expression
What is the variable expression to represent the number of pounds in y ounces?
16x
What algebraic expression for the number of muffins that are left what quantity do you need to represent with a variable?
X+6. Variable (x)
What does the variable represent in an addition or subtraction expression?
it is the number you would use to solve the problem
What do you call replacing a variable in an expression by a number?
A variable is a letter that represents a number. An expression that contains at least one variable is called variable expression, also called algebraic expression. A variable expression has one or more terms. A term is a number, a variable, or a product of numbers and variables. For example,3(x^2)y + 2xy + x - 7 is a variable expression, where you have 4 terms.When working with variable expression, you often use the substitution principle:If a = b, then a may be replaced by b in any expression.The set of numbers that a variable may be represent is called replacement set, or domain, of the variable. To evaluate a variable expression, you replace each variable with one of its values and simplify the numerical expression that results.Example: Evaluate the expression 2x - 4y for x = 5 and y = -9.Solution:2x - 4y= 2(5) - 4(-9)= 10 + 36=46
What is an expression that contains a variable a number and at least one operation?
That looks like the description of an EXPRESSION. However, an expression need not have "at least one operation"; a single number, or variable, is a perfectly valid expression.
What is a number that is multiplied by a variable in an expression?
The number is called the coefficient of the variable
What is the algebraic expression twice a number z?
The algebraic expression "twice a number z" can be represented as 2z. In this expression, the variable z represents the unknown number, and multiplying it by 2 gives you twice that number. This expression can be used in algebraic equations and formulas to represent scenarios where a number needs to be doubled.
What does a variable represent in math?
any number at all
What is the number that multiplies a variable?
The number that multiplies a variable in an algebraic expression is called a coefficient. It is the numerical factor that is multiplied by the variable to form a term in the expression.
What is the number that is multiplied by the variable in an algebraic expression?
It is the coefficient of the variable
How do you write 24 less than number?
To write "24 less than a number," you would first represent the unknown number as a variable, such as x. Then, to find 24 less than that number, you would subtract 24 from the variable. So, the expression to represent this would be x - 24.
