Answer:
−18c+83d+4x+1077
Step-by-step explanation:
combine all like terms
(2x+2x=4x)
(5d+78d=83d)
(-9*2c=-18c)
(1077=844+233)
a/3 = -18
a = -18 x 3
a = -54 (D)
30|2
15|3
5|5
1
54|2
27|3
9|3
3|3
