equations

Front

What is an equation?

Back

An equation is a mathematical statement that shows that two expressions are equal, often containing variables.

Front

What does the variable 'w' represent in the equation 3w = 30?

Back

The variable 'w' represents an unknown number that, when multiplied by 3, equals 30.

Front

How do you solve the equation y + 5 = 10?

Back

To solve for y, subtract 5 from both sides: y = 10 - 5, so y = 5.

Front

What is the first step to solve the equation a - 5 = 9?

Back

Add 5 to both sides to isolate 'a': a = 9 + 5, so a = 14.

Front

What does the equation 4 x j = s represent in words?

Back

It means that Sam's score (s) is four times Joe's score (j).

Front

If Kelly earned $20 for babysitting and $100 in total, how do you find out how much she earned doing chores?

Back

Subtract the babysitting amount from the total: $100 - $20 = $80.

Front

What is the solution of the equation 3w = 30?

Back

The solution is w = 10.

Front

What is the solution of the equation y + 5 = 10?

Back

The solution is y = 5.

Front

What is the solution of the equation a - 5 = 9?

Back

The solution is a = 14.

Front

What is the equation that represents Sam scoring four times more than Joe?

Back

The equation is 4 x j = s.