X = 7
y = 10
x + y = 700
7x + 10y = 6400
10x + 10y = 7000
(-) 7x + 10y = 6400
______________
3x = 600
x = 200
200 + y = 700
y = 500
Answer:
x = 9
this is a ratio problem. You can see that 12/6 = 2, so you can also take 18/2 to get 9.
85 * 0.20 = 17
85 - 17 = $68
He paid $68 for the jacket
Answer:
|x |-7 = -5 ( x = -3 )
Step-by-step explanation:
Answer:
Step-by-step explanation:
The slope of line 2=
=0