Step-by-step explanation:
x^2+x-6006=0
x^2+78x-77x-6006=0
x(x+78)-77(x+78)=0
(x-77)(x+78)=0
=>x=77 or x=78
Answer:
x<3
Step-by-step explanation:
We divide equation by 3. So we get x<3. You can think of it with logic, too.
Answer:
n=-19
Step-by-step explanation:
-9+n/4=-7
Multiply 4 on both sides
-9+n=-28
Add 9 on both sides
n=-19
R is equal to 450
first you subtract 5000 from each side
-2250=Rx5
then divid by 5
R=450
I think it would be true because they are crossing