contestada

?.4 + 7 = ? +16


I’m thinking of a number.
When this number is multiplied by 4 and added to 7
It equals the sum of that same 16.
What is the number?

4 7 16 Im thinking of a number When this number is multiplied by 4 and added to 7 It equals the sum of that same 16 What is the number class=

Respuesta :

Answer:

3

Step-by-step explanation:

(? * 4) + 7  = ? + 16

-?               -? (subtract a "?" on both sides)

4? - ? + 7 = 16

3? + 7 = 16

     -7     -7 (subtract 7 on both sides)

3? = 9

/3 /3 (divide by 3 on both sides)

? = 3

Otras preguntas