Respuesta :

StellarStephanie
We will be using "x" as the variable for the unknown number.
Since "minus" indicates subtraction, we will be subtracting "x" from 4.
4-x is your expression.
4 - x ×5+6= x
4 -13 x 5 + 6 = x
4 - 65 + 6 = x
-61 + 6 = x
55

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