Answer:
Luis:

Marina:

Answer: Marina got the better percent score than Luis
Marina:
The answer will be 210 seconds. 60 X 3 = 180+ 30= 210
The figure is a right angle
Complementary = sum of 90 degrees
35 + 2x - 5 = 90
30 + 2x = 90
2x = 60
Solution: x = 30
Answer:
-15
Step-by-step explanation:
because you have to add 12 to -3
The answer is x equals 2.