Step-by-step explanation:
On Monday maggie ran n miles.
On Tuesday, she she ran 90% of the number of miles that she ran on Monday i.e 
.
On Wednesday, she ran 50% of the number of miles that she ran on Tuesday i.e. 
First expression : n+0.9n = 1.9 n
Second expression : n + 0.9 n + 0.45 n = 2.35 n
Hence, this is the required solution.
Step-by-step explanation:
4)180-57.8=123.3
5)180-116.4=64.6
First, you have to break the number down by expanding it to find the different number values.
6,735
↓
6,000 + 700 + 30 + 5
This shows us the values of the 7 in 6,735 is 700.
Answer: 700
Answer:
w = 5
Step-by-step explanation:
(3w - 1) ÷ 3 - (2w + 1) ÷ 3 = 1
(Graph, just switch w to x)
Answer: $45
Step-by-step explanation:
15/4 = 3.75
Each shirt costs $3.75
3.75 * 12 = 45
