Answer:
-7
Step-by-step explanation:
8x - 2 = 7x - 9
8x - 2 - 7x = 7x - 9 - 7x
x - 2 = -9
x - 2 + 2 = -9 + 2
x = -7
Answer:
The correct answer is D. The points are rotated 180 degrees and scaled by a factor of 0.5. I assume that the 0.5 is the expected value in the text box labelled "D" (for dilation perhaps?)
Step-by-step explanation:
3x - 6(2x + 4) = 3
3x - 12x + 24 = 3
-9x + 24 = 3
-9× = -21
x = 2.33
Answer:
B
Step-by-step explanation:
Law of Quadrilaterals.
I think this is correct, how it helps.