Problemas
Translate the sentence into an equation. Twice the difference of a number and 4 is equal to 7. Use the variable c for the unknown number. square
Solución
Belénprofessionell · Tutor durante 6 años
Verificación de expertos
4.1 (265 votos)
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The equation is \(2*(c-4) = 7\).
Explicar
## Step 1<br />The problem is asking us to translate the sentence "Twice the difference of a number and 4 is equal to 7" into an equation. The variable we are using is 'c'.<br /><br />## Step 2<br />The phrase "Twice the difference of a number and 4" can be translated into the mathematical expression \(2*(c-4)\). Here, 'c' represents the unknown number, and '4' is the number we are subtracting from 'c'. The result of this subtraction is then multiplied by 2.<br /><br />## Step 3<br />The phrase "is equal to 7" translates to '= 7' in mathematical terms.<br /><br />## Step 4<br />Combining the expressions from Step 2 and Step 3, we get the equation \(2*(c-4) = 7\).
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