Answer:
7a+b-9c+17d
Step-by-step explanation:
-5 ( a-2b+3c -4d) - (-3) (4a -3b+2c-d)
Distribute
-5a+10b-15c+20d+12a-9b+6c-3d
Combine like terms
7a+b-9c+17d
Answer: 3
Step-by-step explanation: QPEX VERIFIED JUST DID IT
Answer:
Part A is $21 and part B is $30.21
Answer: Even
Step-by-step explanation:
Look at the ones place of each number, which in this case is 8 and 6.
8 + 6 = 14, which is an even number. This makes the sum of both numbers also an even number.
Step-by-step explanation:
the answer is
About 50 inches
