She bought it at a 15% discount because 15 percent of 40 is 6 and 40-6=34
Answer:
13 degrees
Step-by-step explanation:
Triangles have to equal to 180 degrees
Roy: y=150-1.5x
Luis: y=200-2.5x
150-1.5x=200-2.5x
150=200-x
-50=-x
50=x
So in 50 weeks, Roy and Luis will weigh the same at 75 pounds each.
Answer:
C
Step-by-step explanation:
..............................
Answer:
x = 574 and x = - 
Step-by-step explanation:
(1)
0.25x = 143.5 ( isolate x by dividing both sides by 0.25 )
x = 574
(2)
- 4x +
= 3
( subtract
from both sides )
- 4x = 3 ( divide both sides by - 4 )
x = - 