1K Solutions to Equations2

Front

What is a solution to an equation?

Back

A value of the variable that makes the equation true.

Front

How do you determine if a value is a solution to an equation?

Back

Substitute the value into the equation and check if both sides are equal.

Front

What does the symbol '≠' mean?

Back

Not equal.

Front

What does it mean to 'satisfy' an equation?

Back

To make the equation true.

Front

What is the value of x in the equation 3x = 12?

Back

x = 4.

Front

Is n = 5 a solution to the equation 7 = 13 - n?

Back

No, because substituting n = 5 gives 7 = 8.

Front

What is the term for the number in front of a variable in an equation?

Back

Coefficient.

Front

What is a constant in an equation?

Back

A fixed value that does not change.

Front

What is the unknown in an equation?

Back

The variable that we are trying to solve for.

Front

What is the first step in solving the equation 2x + 3 = 11?

Back

Subtract 3 from both sides.