P=$5a+$3c
$85 = $5a+$3(20)
$85 = $5a + $60
$85-$60 = $5a + $60-$60
$25 = $5a
$25/$5 = $5a/$5
a = 5
Check
P=$5a+$3c
$85=$5(5)+$3(20)
$85=$25 + $60
$85=$85
Answer:
I think the answer might be 58 sorry if i'm wrong
Step-by-step explanation:
Answer:
$.88
Step-by-step explanation:
$5.50 x
--------- = -----------
6.25 lbs. 1
5.50 / 6.25 = $.88
Answer:
16
Step-by-step explanation:
Answer:
1 : 2
Step-by-step explanation:
this is a 30-60-90 triangle which is a special right triangle. the ratio of the sides is x: x*sqrt(3): 2x, in the order short leg: long leg: hypotenuse. so the ratio of the short leg to the hypotenuse is x:2x or 1:2