Answer:
x = 6
Step-by-step explanation:
Let x = first number
x+4x = 30
5x = 30
Divide by 5
5x/5 =30/5
x = 6
A. X Z Y
B. P N M
C. F E H G D
470,925.8 in expanded form is ...
400,000 + 70,000 + 900 + 20 + 5 + 0.8
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C because
5^5 same as 5x5x5x5x5
=3125
7/8= 0.875
no rounding necessary
