Answer:
v= 3
Step-by-step explanation:
2-11= -9
-3v/ -9
= 3
Answer:
1. $450
2. $128
Step-by-step explanation:
1. new price = .4 (.4 * original price x)
72 = .16x
x = 450
2. new price = .75 (.75 * original price x)
72 = .5625x
x = 128
Okay so the first thing you need to do is move the all the variables to one side of the equal sign
Should be a scale factor of y= 1/9
