Answer:
2
2
+
3
−
5
4
Step-by-step explanation:
Answer:
8
Step-by-step explanation:
Answer:
True
Step-by-step explanation:
plug in numbers
4(-3)+15=3
-12+15=3
-3+15=12
The sum of the interior angles of all triangles is 180 degrees. This means you can set all the angles' expressions equal to 180 and solve algebraically for x.
180 = 3x + 2x + x
180 = 6x
30 = x
Answer:
30°