Answer:
x = 49
Step-by-step explanation:
180-131=49
they are supplementary angles
40/100 is just a bigger example of 4/10
False because it’s not correct it’s a false statement because (again)…
25x+20y=455
x+y=20
20x+20y=400
-25x-20y=-455
-5x=-55
x=11
11+y=20
y=9
Solved it as well, sorry if I wasn't supposed to
Answer: The change is -25 dollars so she currently has 325 dollars
Step-by-step explanation: