D
-2(-4+c)
-2 x -4= 8
-2 x c= -2c
8-2c
<span>you know the measure of AC that is 4 and the measure of AB that is 4. Then you do the theorem of Pythagoras 4 squared + 4 squared = hypotnuza (CB)
</span>
then + all sides
<span>(-6,0) would be correct </span>
Step-by-step explanation:
9x - 2 = 4x + 8 → (9-4)x = 8 + 2 → 5x = 10 → x = 10/2 = 5
C. multiplication
Multiplication not used
Answer:
21<em>a</em> − 8
Step-by-step explanation: