Adding and Subtracting Equations

Front

What is the value of 'x' in this equation? 192 + x = 450

Back

x = 258

Front

Five less than twice a number is equivalent to 47. Write the equation.

Back

2x - 5 = 47

Front

Which property allows you to solve the equation?

Back

Inverse Property of Addition

Front

Complete the phrase: '... the rule is, whatever you do to one side of the equation, you must do.....'

Back

the same thing to the other side

Front

Which equation matches: 'Eight less than a number is nineteen'?

Back

n - 8 = 19

Front

What is the first step to solve the equation 3x + 5 = 20?

Back

Subtract 5 from both sides.

Front

What does the term 'variable' mean in an equation?

Back

A symbol (like x) that represents an unknown number.

Front

What is the solution to the equation x - 7 = 10?

Back

x = 17

Front

What is the purpose of the Equal Sign (=) in an equation?

Back

It shows that both sides of the equation are equal.

Front

What is the value of 'y' in the equation 4y = 28?

Back

y = 7