0
To evaluate a variable expression, replace all the variables with numbers and simplify the resulting numerical expression.
3m for m = 9
3(9)=27
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
How do you Evaluating variable expressions with exponents?
Basically the same way that you evaluate other types of expressions with variables: * You replace the variables by the value assigned to the variables. * Then you do the specified calculations.
What is 432-2p evaluate expressions?
432-2p evaluate expressions = 430
What does it mean for a coordinate pair to be a solution to a system of equations?
It means that if you replace one variable with one of the numbers, and the other variable with the other numbers, and then evaluate the expressions on each side of the equations, the equalities will be true.
What is the definition of equivalen variable expressions?
Two expressions are "equivalent" if they have the same result for any values of the variable or variables.
How do you determine whether a number is a solution of an equation?
Substitute the value found back into the equation, evaluate the expressions and see if the resulting equation is true.
A set of rules used to evaluate expressions with more than one operation is the?
a set of rules used to evaluate expressions with more than one operation is the
What is the definition of an equivalent variable expressions?
An equation if both expressions are equal
Can expressions have and equal sign with a variable?
Expressions never have equality signs
What is Substitute a number for each variable and evaluate the results?
evaluate
How do you use substitution to evaluate algebraic expressions?
by farting
What Algebraic expressions?
An expression with a variable.
How are numerical and variable expressions similar?
These two are both similar because they are both expressions.
