Answer:
72 degrees
Step-by-step explanation:
180-108=72
where I got 180: a supplementary angle is 180 degrees
Answer:
around 230
Step-by-step explanation:
91+122+478=691
691÷3= 230.33333333
Answer:
its a 30% increase
Step-by-step explanation:
If 250 is 100% then you need an increase by 75 to get to 325
250*.3 = 75
75 is 30% of 250
250 + 30% (75) = 325
Answer:
-2
Step-by-step explanation:
7x-21-10x+20=5
7x-10x-1=5
-3x=5+1
x=-6/3
x=-2
Answer:
15
Step-by-step explanation:
First we need to remove the parenthesis
4 + 37 + 8 - (34)
4 + 37 + 8 -34
Add 4 and 37
41 + 8 - 34
Add 41 and 8
49 - 34
Subtract
15