You can check khan academy for help I’m sorry I don’t exactly know :(
Answer:
3rd Definition
Step-by-step explanation:
A sphere is a three dimensional and round, and every point on its surface is the same distance from its center.
D. 1
2x-8=-6
+8 +8
2x=2
— —
2x 2
X = 1
Answer:
Step 2: 20x = 80 + 10x
Step-by-step explanation:
Step 1: 20x - 10 = 80 + 10x
Add 10 to each side
20x - 10+10 = 80+10 + 10x
20x = 90 + 10x
Step 2: 20x = 80 + 10x This has the first error
Step 3: 10x = 80
Step 4: x= 8