Answer:
1.x = 80/8= 10
Step-by-step explanation:
The slope is the number with the varible next to it.
1. 2x
2. 5x
3. 2/3x
4. x
5. x
(4 hundred + 0 tens + 5 ones) + (1 ten) = 4 hundred + 1 ten + 5 ones
... = 415