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What is an algebraic expression with the variable x that has a value of 3 when evaluated?
Wiki User
∙ 8y ago
A solution for x in an algebraic expression where the result is 3 might be for example, 4 - x = 1. You can solve by adding "x" to each side of the equation (4 = 1 + x) then subtracting 1 from both sides (3 = x, or x=3).
Wiki User
∙ 8y ago
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How do you evaluate an algebraic expression?
You have to substitute a value for the letter variable in the expression. This is what we call evaluating the algebraic expression. An example would be 3x+1=7, when x=2.
What is 18 minus x?
As an algebraic expression it is simply: 18-x
What is a variable expression that has a decreasing value as the value of the variable increases?
what is a variable expression that has a decreasing value as the value of thevariable increases?
The of an expression is the result when the variables in an algebraic expression are replaced by numbers and the expression is simplified?
Value
Can you solve for the value of a variable in an expression?
Yes
How can you have different values in algebraic expressions?
When the value of a variable in an algebraic expression changes, the value of the expression can change.
-2 b -9?
7
How do you find the value of an algebraic expression?
Take the value of each variable in the expression and replace the variable by its value. Then do the math!
How do you evaluate an algebraic expression when I know the value of each variable?
Replace each variables in the algebraic expression by its [known] value and calculate the value (ie evaluate) of the algebraic expression.
What is to find the value of a numerical or algebraic expression?
to solve for the variable
How do you find a specific numerical value for an algebraic expression?
you have to deduce the variable and evaluate the expression.
How do you evaluate an algebraic expression?
You have to substitute a value for the letter variable in the expression. This is what we call evaluating the algebraic expression. An example would be 3x+1=7, when x=2.
To find the value of an algebraic expression by substituting a number for each variable and simplifying?
322
How do you find the value of an algebraic expression by substituting a number for each variable and simplifying?
The answer to the question is given in the question!If you want to find the value of an algebraic expression, then you need to substitute numerical values for each of the variables in the expression, and then calculate and simplify the result.
What is 18 minus x?
As an algebraic expression it is simply: 18-x
What the vaule of x?
x is a variable that represents an unknown number and its value depends on the algebraic expression it is used in.
How do you evaluate an expression?
You have to substitute a value for the letter variable in the expression. This is what we call evaluating the algebraic expression. An example would be 3x+1=7, when x=2.
