Got a calculator? all you do for #1 and #2 is multiply the two numbers and that is the value for x.
These problems are cross multiplication.
For the next two:
.25x = 6
divide both sides by .25
x = 24
NEXT ONE:
.49x = 12
divide both sides by .49
x = 24.48
Answer:
Dee won
Step-by-step explanation:
Using < to mean "finished ahead of ", we are given ...
B = 3
D < B
D < C
A < C
D < A
Dee finished ahead of Air, Bart, and Caper, so Dee won the race.
_____
The order of finish must be D, A, B, C.
Step-by-step explanation:

First substract $130.00 from $1009.88 like this:

Then substract $6.19 we get:

$873.69 is the remaining amount in <span>Jane hitman's account. </span>
-5x-10=10
-5x=20(added ten to both sides)
x=-4(divided by -5 on both sides)