Expressions and Equations

Front

Translate 4 more than x equals 7 into an equation and solve.

Back

x + 4 = 7; x = 3

Front

Translate: Five more than a number.

Back

x + 5

Front

The objective when solving an equation is to....

Back

isolate the variable.

Front

What equation matches this situation? Robyn had some video games then bought 4 more. Now she has a total of 10 games.

Back

v + 4 = 10

Front

What is the inverse operation of division?

Back

Multiplication

Front

What does it mean to isolate a variable in an equation?

Back

To get the variable alone on one side of the equation.

Front

What is an equation?

Back

A mathematical statement that two expressions are equal.

Front

What is a variable?

Back

A symbol, often a letter, that represents a number in an equation.

Front

What does it mean to solve an equation?

Back

To find the value of the variable that makes the equation true.

Front

What is the first step in solving the equation x + 5 = 12?

Back

Subtract 5 from both sides.