<span>6(-3r)=-39+3r
-18r = -39+3r
39 = 18r + 3r
39 = 21r
39/21 = r
13/7 = r
r = 13/7</span>
Answer:
D
Step-by-step explanation:
using the rule of logarithms
log x - log y ⇔ log (
)
then
(
) =
a -
d
Answer:
21
Step-by-step explanation:
First we find 18% of 2850
= 18/100 * 2850 = 513 Use your calculator.
Since we are increasing by 18%, we add 513 t0 2850
= 2850 + 513 = 3363