3x + 75 + 90 = 180
x = 5°
Step-by-step explanation:
3x + 75° + 90° = 180°( being sum of angles of triangle)
3x = 180° - 75°- 90°
3x = 15°
x = 15° / 3
c
step-by-step explanation:
at least i think its
2 and 1.
plug in each answer. 0 doesn't work, 1 does. so does 2. 4 doesn't:
0 = 1 is not true.
2 = 2 is true.
4 = 4 is true.
8 = 16 is not true.
hope this !