45+2a=180. You should always try to write down an equation for problems like these. Subtract the 45 to both sides of the equal sign. This gets you 2a=135. Divide the 2 on both sides and you get a=67.5 degrees. I hope that i helped, enjoy
Answer:
10
Step-by-step explanation:
x-7=?
x=17
17-7=10
7+10=17
17=17 Correct :)
Answer:
290m 1148 44 c dXsxcdfvb ehtwefgb fetths
Answer:
y=12
Step-by-step explanation:
This equation cannot be simplified further.
Hope this helped! :)
(300 students) because each classroom has 25 students then you times that by 12 and you get 300.
