Answer:
15x - 2.
Step-by-step explanation:
3x - 1 + 2x + 1 + 4x - 2 + 4x - 4 + 2x + 4
= 15x - 2.
Answer:

Step-by-step explanation:
times in the y+9 and y+7 and get y squared + 16x+ 63+80.
Answer:
There is a difference of 9268 meters
Step-by-step explanation:
Answer:
See attached.
Step-by-step explanation:
Answer:
a gain of 3 points
Step-by-step explanation:
8 5/8+ 1 3/8=10
13-10=3
hope this helps