2x 2 is the answer your looking for,
When there are two variables (letters) you combine them by adding
Standard form is Ax + By = C
Where A is a positive integer
The y needs to be moved to the left side so subtract 3y from both sides.
2x - 3y = -8
Answer: 2x+14+r=20
Step-by-step explanation:
2(x+7)+r=20
Multiply the x and the 7 by 2
2x+14+r=20
