Which expression is equivalent to the given expression?
15(12-x)
A.

hope this help
Answer:
$80 was on the gift card to begin with
Step-by-step explanation:
Let the initial money be x
Peter spent (1/2)*x
Peter added 10
<em>Before adding more money on the gift card Peter had x -(1/2)x left on the gift card which is (1/2)x</em>
<em>After loading more money Peter had (1/2)x + 10</em>
(1/2)x = 40 <em>(money spent by Peter)</em>
x/2 = 40
x = 80
Answer:
he will walk about 8 miles
Step-by-step explanation:
Answer:
121-22
Step-by-step explanation:
8. Quadrants
9. Proportion
10. Proportionality
11. Dimensional analysis