X-9=12
x-9+9=12+9
You need to add 9 to each side of the equation.
x=21
First you need to pick a number for y. Lets say you pick 0
Then you need to +3 to each side
Then you can say 3=x+2 or -3=x+2.
To find x you need to subtract 2.
You answer would be (1,3) and (-5.-3)
Answer:
m+6n
Step-by-step explanation:
Answer:
36 degrees
Step-by-step explanation:
180 - 58 = 122 degrees
122 - 90 = 32 degrees
32 + 4 = 36 degrees