You need to go from slope-intercept (

) to standard form (

).
slope-intercept form of your provided values:
now, solve for x and y
Your answer is 
.
Answer:
the answer is 168
Step-by-step explanation:
you multiply with by length and you get 168.
This In Expression Form Is:
3r + 4t.
The Reason Why Is Because:
When You Triple r, That Is 3r, And When You Quadruple t, It becomes 4t. And Plus Means to Add. So, This Becomes 3r + 4t
I Hope this Helps!
so what I do is caunt or just add 7 +8 it will equal 15
Answer:
p (6, -4)-------------->p'(6,4)