Yes.
9m-3m=1+19
6m=20
m=20/6=10/3
Actually I had learnt this but.....do u want a formula ?
Answer:
slope = 2
Step-by-step explanation:
Calculate the slope m using the slope formula
m = 
with (x₁, y₁ ) = (- 2, 5) and (x₂, y₂ ) = (- 6, - 3)
m =
=
= 2
Answer:
21
Step-by-step explanation:
simply
<em>the square represents 90 degrees and 90 - 61 is 21</em>