Concepts 5.5 word problems day 1 Translate and Solve Equations

Front

What is a variable in an equation?

Back

A variable is a symbol, often represented by a letter, that stands for an unknown value in an equation.

Front

Translate the phrase: 'The sum of a number and 5.'

Back

n + 5

Front

Translate the phrase: 'The difference between a number and 3.'

Back

n - 3

Front

Translate the phrase: 'The product of 4 and a number.'

Back

4n

Front

Translate the phrase: 'The quotient of a number and 2.'

Back

\frac{n}{2}

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

Solve the equation: 'The sum of a number and 1 is -5.'

Back

n = -6

Front

Solve the equation: 'Twice a number plus 4 is 8.'

Back

n = 2

Front

Solve the equation: 'The quotient of a number and 6 minus 3 is 1.'

Back

n = 6

Front

Solve the equation: 'The product of 4 and a number plus 17 is 5.'

Back

4n + 17 = 5