Answer:
4 : 2: 1
Step-by-step explanation:

Answer:
27 and 29.
Step-by-step explanation:
Let the numbers be n and n + 2
2(n + 2) + n = 85
3n + 4 = 85
3n = 81
n = 27.
Answer is A.
step 1 , 16 was not multiplied by 9
should be
54x - 9y = 144
Answer:
70
Step-by-step explanation:
complementary angles are 2 angles that add up to 90, the first angle is already 20 so just subtract 90-20 to find other angle