Answer: 1.) x - 2y = 4 , add 2y to both sides. ---> answer is, X = 2y + 4
2.) 2x - 6y = 8, Add 6y to both sides, then divide both sides by 2. --> answer is, X = 3y + 4
I think you have to count 85 and go down like 85 86 87so the answer is 15
I would say 2/5 chance since 1 is neither prime or composite
Answer:
25 degrees
Step-by-step explanation:
40 + 50 = 90
2 x 25 = 5