In the following subtraction problem, the same letters represent the same digits, and different letters represent different digits. If D = 0, C = 1 and E = 7, what digit does the letter A represent. ABCD - ABC = ADEF. State your answer and explain your thinking. I am very confused and need help. Anything would help. Thanks :)

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Can some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.