Answer:
The answer will be 8.38709677419
follow these steps:
1) y-4=7x^2
2) (y-4)/7 = x^2
so you must inverse x and y names:
1.081
Step-by-step explanation:
1.081330511 rounded is 1.081
13
$104
If the cost in the store is x we can write:
75%x = 78
0.75x = 78
x = 78 / 0.75 = 104
