Write an equation using the variable x to represent any unknown quantity. Do not solve the equation.After adding 4 to a number, the result is 10 less than triple the same number. Write an equation for which the solution gives the unknown number.
A. x = 3x - 10 + 4
B. x + 4 = 3x - 10
C. x + 4 = 10 - 3x
D. x + 4 = 3(x - 10)
Answer: B
Mathematics
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A. y = 
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