Answer:
2, 690, 000, 000
Step-by-step explanation:
Hope thus will help you
0.05x + 0.10y = 34.40
x + y = 468
400
-13k + 7k - 4 = 23 + 16k - 2
-13k + 7k - 16k = 23 - 2 + 4
-22k = 25
k = 25/-22
X=3
DE=22