Definitely A, its direct fast and straight to the point the other ones seem extremely extra<span />
Part A: Let the September price be x, then
1.2x = 1.5
x = 1.5/1.2 = 1.25
Therefore, September price is $1.25
Part B: In September, they earned 0.4 * 1.25 * 900 = $450
In October, they earned 0.4 * 1.5 * 700 = $420
Therefore, they earned more money in September.
Answer:
the first mistake was in step 2
Step-by-step explanation: she should not have moved the y to the other side first, she should have moved the other numbers to get one of the y's alone
Answer:
its 5 + 4 = 9, then add x + y to get 20
Step-by-step explanation:
ez points IMAO
Answer:
No.............?
Step-by-step explanation: