Find the Unknown Numbers H.W.

Front

What is the value of the unknown number in the equation: 5 x n = 25?

Back

n = 5

Front

What is the value of the unknown number in the equation: 7 x n = 42?

Back

n = 6

Front

What is the unknown number in the equation: 6 x n = 42?

Back

n = 7

Front

What is the value of d in the equation: 36 = d x 4?

Back

d = 9

Front

What is the value of the unknown number in the equation: 7 x n = 63?

Back

n = 9

Front

What does 'unknown number' mean in a math equation?

Back

An unknown number is a value we need to find, often represented by a letter like n or d.

Front

What is the multiplication property of equality?

Back

If you multiply both sides of an equation by the same number, the two sides remain equal.

Front

How do you isolate the variable in an equation?

Back

To isolate the variable, perform the opposite operation to both sides of the equation.

Front

What is the first step to solve the equation: 8 x n = 64?

Back

Divide both sides by 8 to find n.

Front

What is the value of n in the equation: 9 x n = 81?

Back

n = 9