Answer:
I think they are SAS but I'm not sure
I believe -3(2n)2 is equal to -6n(2)
Answer:
35 adult shirts were sold
Step-by-step explanation:
10y+15a=2375
y+a=220
y=220-a
10(220-a)+15a=2375
2200-10a+15a=2375
2200+5a=2375
5a=175
a=35
35 adult shirts were sold.
Answer:
Step-by-step explanation:
-7+5 times -1+9
−7+5×−1+9
-7-5+9
−7−5+9
-12+9
−12+9
−3
First your going to find the square root 2b-4 then you will solve the problem as regular where you would subtract your b from the square root of 2b then you would add 4 to -2 then divide what you would get from there.