Two-step equation word problems (Write and Solve)

Front

What is a two-step equation?

Back

A two-step equation is an algebraic equation that requires two operations to solve for the variable.

Front

How do you isolate a variable in a two-step equation?

Back

To isolate a variable, perform the inverse operations in reverse order: first undo addition or subtraction, then undo multiplication or division.

Front

What does it mean to write an equation from a word problem?

Back

Writing an equation from a word problem involves translating the words into mathematical expressions and symbols that represent the situation described.

Front

In the equation 10m + 35 = 115, what does 'm' represent?

Back

'm' represents the number of minutes the printer has been printing.

Front

How do you solve the equation 10m + 35 = 115?

Back

Subtract 35 from both sides to get 10m = 80, then divide by 10 to find m = 8.

Front

What is the first step to solve the equation c/4 - 7 = 8?

Back

Add 7 to both sides to get c/4 = 15.

Front

What does 'c' represent in the equation c/4 - 7 = 8?

Back

'c' represents the total number of pieces of candy in the bag.

Front

How do you find the total cost in the equation 11x + 6 = 39?

Back

The total cost is represented by the left side of the equation, where 'x' is the number of hours worked.

Front

In the equation 6x + 7 = 331, what does 'x' represent?

Back

'x' represents the number of students in each bus.

Front

What is the process to solve the equation 6x + 7 = 331?

Back

Subtract 7 from both sides to get 6x = 324, then divide by 6 to find x = 54.