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What quantity do units represent in a value?
they show the magnitude
A letter used to represent a value?
a variable
What are steps in practical problem solving?
Which of the following are steps in practical problem solving? Assign an identifying variable to the quantity to be found. Make a guess at the value of the variable. Write a sentence stating conditions placed on the quantity. Check if the value is correct. Solve the sentence for the variable.
What represents an unknown or changeable value?
In mathematical expressions, a variable (a letter used to represent a certain value) represents an unknown or changeable value. It is often the variable x.
What is dependent quantity means in math?
A variable that depends on one or more other variables. For equations such as y = 3x - 2, the dependent variable is y. The value of y depends on the value chosen for x. Usually the dependent variable is isolated on one side of an equation. Formally, a dependent variable is a variable in an expression, equation, orfunction that has its value determined by the choice of value(s) of other variable(s).
