Answer:
It's 2
Step-by-step explanation:
Positive 2.
(not -1/2)
Step-by-step explanation:
Ok so first you have to combine the like terms.
5x-2x-3=-2+17
3x-3=15
Add 3 to each side.
3x=18
Divide 18 by 3.
x=6
Hope this helps!
Answer:
46°
Step-by-step explanation:
Answer:
x = 33
y = 41
Step-by-step explanation:
GIven
x: number of nickels
y: number of quarters
A nickel = $0.05
A quarter = $0.25
then we have the system of equations
0.05*x + 0.25*y = 11.90
x + y = 74
Which can be solved applying any of known methods. Then, the solution is
x = 33
y = 41
hope this was helpful.
Answer:
Step-by-step explanation:
If you add a number that is negative, you are basically subtracting it.
This means that
Since they both have the same denominator, you can easily subtract the fractions: