Answer:
16d+7
Step-by-step explanation:
you add the 9c 3c to get 12d so you have the equation 12d+7+5d
Answer:
9
+
7
+
3
+
5
{\color{#c92786}{9c}}+7+{\color{#c92786}{3c}}+5d
9c+7+3c+5d
1
2
+
7
+
5
1
2
+
7
+
5
{\color{#c92786}{12c+7+5d}}
12c+7+5d
1
2
+
5
+
7
{\color{#c92786}{12c+5d+7}}
12c+5d+7
Solution
1
2
+
5
+
7