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Translate the sentence into an equation. Twice the difference of a number and 4 equals 5 . Use the variable x for the unknown number.

Respuesta :

Answer:

2(x-4) = 5

Step-by-step explanation:

2(x-4) = 5 since the difference of a number and 4 translates to x-4 and twice the difference translates to 2(x-4).

The required equation is, 2(x-4) = 5

What is equation ?

It is a mathematical statement which contains two algebraic expressions on both sides of an ' = ' sign.

Equation shows the equality between the expressions in left hand and right hand side.

What is the required equation ?

According to the problem, the variable for the unknown number = x

Now we have to establish the equation.

Difference between x & 4 = (x-4)

Twice the difference between x & 4 = 2(x-4)

Twice the difference between x & 4 is equals to 5.

∴ The equation is, 2(x-4) = 5

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