number theoryQ

Answers b c b a d d Solutions: 1) Number of ordered pairs = 1; because D=5, G=1 **Step 1.** a + b + c + d = d + e + f + g = g + h + i = 17 Means, ( a + b + c + d )+ (d +e + f + g )+ (g +h + i ) = 17 +17+17 = 17 x 3 = 51 a + b + c + d + e + f + g + h + i +( d + g ) = 51 **Step 2. [Read More]