(x+y) / 2 =7
multiply both sides by 2
x+y=14
3x=.5y
divide both sides by .5
6x=y
plug 6x in for y
x+(6x)=14
simplify
7x=14
divide both sides by 7
x=2
Yes i is doing a lot better today
Answer: x = 3
Step-by-step explanation:
-5 -x = -8
-× = -8 + 5
-x = -3
x = 3
Answer:
A is the correct answer
Step-by-step explanation:
Step-by-step explanation:
-a-7a/8
-8a-7a/8
-15a/8
Hope it helps you
