Answer:
21.70
Step-by-step explanation:
First find the discount
31 * 30%
31 *.30
9.3
Subtract from the original amount
31 - 9.3
21.70
Don’t get it show a picture or post again
Answer:
1.76
Step-by-step explanation:
3.9-7.4x=-4.5x+9
-2.9x=5.1
x=1.758 or 1.76
I hope this helps, if not i'm sorry.
Answer:
a. 1
Step-by-step explanation:
Replace 1 with x
2 ( 1 + 1 ) = 1 + 3
2 ( 2 ) = 1 + 3
4 = 1 + 3
4 = 4
