Question

The difference of twice a number and five is three. Find the number.

Translate the word problem to an equation. Which steps describe how to solve the equation?

add 5 then multiply by
add 2 then multiply by
subtract 5 then multiply by -
multiply by then add 5

Answer 1

Your friend bought twice the amount of cookies you did. You bought 5 cookies. Subtracting your cookies from theirs leaves you with 3. Find n, for the amount of cookies your friend bought.

The step that describes the equation is a.

Answer 2

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Answer:

The number is 4.

The step describe to solve the problem is: add five and then multiply by

Explanation:

Let the number be x.

As per the given condition as:

The difference of twice a number and five is three.

"Twice a number" means

"difference of twice a number and five" means

therefore, the translation of the given word problem to an equation is:

Now, solve the equation :

Addition Property of equality states that you add the same number to both sides of an equation.

Add 5 to both sides of an equation we get;

2x-5+5=3+5

Simplify:

2x = 8

Multiplication property of equality states that you multiply the same number to both sides of an equation.

Multiply by both sides we get;

Simplify:

x = 4

The steps which describe to solve the problem is: add five and then multiply by

Therefore, the number x = 4

Explanation: