Answer:
number 4-
X=11.207
Step-by-step explanation: Caculate the angle of B first. B=105
Then find side a and b
Answer:
x^2-6x+9 = (x-3)^2
4m^2-4m+1= (2m-1)^2
Step-by-step explanation:
If there are fractions, eliminate them using the right methods. Then gather x and y terms on one side, and the rest on the other side. Simplify.
Answer:

Step-by-step explanation:
2/3 = 0.6 repeating
3/7 = 0.42857
Hey there!
3 + 67 = 70,
so your answer will be:
x = 3
Hope this helps!
Have a great day (: