Writing One Step Equations Skills Check-2nd Period

Front

What is a one-step equation?

Back

A one-step equation is an equation that can be solved in a single step by performing the same operation on both sides to isolate the variable.

Front

How do you represent 'less than' in an equation?

Back

'Less than' is represented by subtracting a number from a variable, e.g., n - 15.

Front

How do you represent 'increased by' in an equation?

Back

'Increased by' is represented by adding a number to a variable, e.g., n + 25.

Front

What does the term 'sum' mean in mathematics?

Back

The term 'sum' refers to the result of adding two or more numbers together.

Front

Write an equation for: The sum of a number and 23 is 30.

Back

n + 23 = 30.

Front

How do you isolate a variable in an equation?

Back

To isolate a variable, perform the inverse operation on both sides of the equation.

Front

What is the solution to the equation n - 15 = 60?

Back

n = 75.

Front

What is the solution to the equation 45 - p = 13?

Back

p = 32.

Front

What does 'altogether' indicate in a word problem?

Back

'Altogether' indicates that you should add amounts together to find a total.

Front

Write an equation for: Daniel paid $7.50 for a pack of gum and grabbed a couple of other items (x) at the grocery store. Altogether, his total was 47.50.

Back

47.50 = 7.50 + x.