Answer:
-4
Step-by-step explanation:
-5x-10=10
add 10 to -10 to get rid of it, and to 10 because whatever you do to one side, you have to do to the other
-5x=20
divide -5 into 20
x = -4
Answer:
im not exactly sure what you mean by that, could you please rephrase and expand on the pregunta
Step-by-step explanation:
Answer:
package 3 is lowest unit price
Step-by-step explanation:
pkg 1
$0.55/.5m = $1.10/m
pkg 2
$2/2m = $1.00/m
pkg 3
$7/10m = $0.70/m
pkg 4
$5.50/5m = $1.10/m
------------------------------
package 3 is lowest unit price
A) Total = Principal * (1 + rate)^years
Total = 500 * (1.015)^years
b) The equation has to be solved for years.
http://www.1728.org/compint2.htm
Years = {log(total) -log(Principal)} ÷ log(1 + rate)
Years = [log (800) - log(500)] / log (1.015)
Years = (2.903089987 -2.6989700043) / 0.0064660422492
<span><span><span>Years = 0.2041199827
</span>
/ </span>
</span>
0.0064660422492
<span><span><span><span>Years = </span>31.567993965
</span>
</span>
</span>