Answer:x=-8
Step-by-step explanation:subtract 21 from both sides then simplify 31-21 to -8
To get the Y values use the equation Y = MX and substitute the X and M values So for the first one you would get Y = -3 x -1 leaving Y as 3 then for the second you do Y = -3 x 0 giving you Y = 0 the third would be Y = -3 x 1 so Y would be -3 and you give the last one a shot >.O best of luck!
Answer:Is say sas or asa
Step-by-step explanation: I
Answer:
I'm guessing, say all of them are 20 cm, by the looks of it
Answer:
A. 45 in
Step-by-step explanation:
To find area you multiply length and width so you would multiply 9 and 10 but since it is a triangle you would divide by two
Hope this helps!