Answer:
x= -3
Step-by-step explanation:
7+
= 5
21+2x=15
2x=-6
x= -3
Answer:
A' (-3, 3), B' (-6, 5), C' (-2, 1)
Step-by-step explanation:
These points represent the reflection of the image over the y-axis.
For this equation you will have to substitute the y for (-x)
Therefore,
-x=3x-4
-x-3x=-4
-4x=-4
-4x/-4=-4/-4
X= 1