I think 7x-y=-2 is the answer
well there is -4 which is the oppsite of positive 4 if that what you ment
Answer:

Step-by-step explanation:
We require 2 equations with the repeating digits (63) placed after the decimal point.
let x = 0.636363..... (1) multiply both sides by 100
100x = 63.6363... (2)
Subtract (1) from (2) thus eliminating the repeating digits
99x = 63 ( divide both sides by 99 )
x =
=
← in simplest form
Answer:
x=27
Step-by-step explanation:
i would give you the steps but honestly, im tired of giving 20 steps for every problem i answer.
Answer:
your answer is 1/10. hope this helps!