Answer:
x=1
Step-by-step explanation:
-4+6x=2
6x=2-(-4)
6x=2+4
6x=6
x=6/6
x=1
The amount invested by Mr.Smith in 5% is $240 .
<u>Step-by-step explanation:</u>
We have , Mr. Smith invests a certain amount of money at 8% and twice as much at 5%. If his annual income from the two investments is $720 . Let us suppose that Mr.Smith invest $x so :
Amount of money invested in 5% is
. And, amount of money invested in 8% is twice that of 5% i.e.
.
Now, total investment is $720 so,
+(
) = $720
⇒ 
⇒ 
⇒ 
⇒ 
The amount invested by Mr.Smith in 5% is
i.e.
. ∴ The amount invested by Mr.Smith in 5% is $240 .
Answer:
$306.40
Step-by-step explanation:
Multiply 15.32 by 20
0.54=0.54/1=5.4/10=54/100=27/50
2/3 * 2 3/4 = 1.83 That translated into fraction form is 1 5/6