True or False Equations

Front

What is the result of adding two equal numbers?

Back

The result is double the value of one of the numbers.

Front

What is the principle of equality in equations?

Back

If two expressions are equal, you can add or subtract the same value from both sides without changing the equality.

Front

What does it mean for an equation to be true?

Back

An equation is true if both sides have the same value.

Front

What is the result of subtracting a number from itself?

Back

The result is zero.

Front

How do you determine if an equation is false?

Back

An equation is false if both sides do not have the same value.

Front

What is the value of x in the equation 5 + 4 = 2 + x?

Back

x = 7.

Front

What is the sum of 4 and 4?

Back

The sum of 4 and 4 is 8.

Front

What is the difference between 15 and 10?

Back

The difference is 5.

Front

What is the sum of 2 and 2?

Back

The sum is 4.

Front

What is the result of 5 + 2?

Back

The result is 7.