Translating Expressions & Equations

Front

What is an expression?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equal sign (=).

Front

Translate: Seven more than four times a number is eighteen.

Back

4y + 7 = 18

Front

Translate: The quotient of a number and five decreased by six equals three.

Back

x/5 - 6 = 3

Front

Translate: Six fewer than twice a number is four.

Back

2x - 6 = 4

Front

Translate: The difference of 3 times a number and 7.

Back

3n - 7

Front

Translate: Two times the sum of a number and five.

Back

2(y + 5)

Front

What does 'twice a number' mean in algebraic terms?

Back

It means to multiply the number by 2, represented as 2x.

Front

What does 'the sum of a number and five' mean in algebraic terms?

Back

It means to add 5 to the number, represented as x + 5.

Front

What does 'decreased by' indicate in an expression?

Back

It indicates subtraction from a number or expression.