look at pic
Yes, A is correct, why did you need to ask this?
Answer:
Step-by-step explanation:
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–4(5–2a)+3(a–4)=6(2–a)–5a
The answer is a=2:
Equation=
Open the parenthesis first:
-20+8a+3a-12=12-6a-5a
Add all the a's and the numbers together:
-32+11a=12-11a
Lastly put all a's on one side and the numbers on the other side:
22a=44
Divide the numbers and get:
a=2
so the answer is 9. hope this helps.
Answer:
7/50 meter.
Step-by-step explanation:
He has 7/8 meter. 1/5 of the piece of string is
.
Then, he uses 7/40 meter to tie a package. The rest of string will be
.
Then, the rest of string after he uses 1/5 is 7/10. Finally, he cuts the rest into 5 equal pieces, that is
.
Then, the lenght of each piece is 7/50 meter.