3d-7-(5-2d)=
umm did i do this one correct?
5a-(4a-3)=a+3?
2006-09-19 14:00:25 · 5 answers · asked by Anonymous in Education & Reference ➔ Homework Help
No, it is not correct, it is a-3. You can remove the parenthesis because you are going left to right. So 5a- 4a =a and then you just put the -3 after that and that gives you a-3.
2006-09-19 14:09:53 · answer #1 · answered by curious 1 · 0⤊ 0⤋
5a-(4a-3)=a+3
20a-3=a+3
20a-3+3=a+3+3
20a=a+6
20a=a+6-a
20a to the second=6
2006-09-19 21:14:19 · answer #2 · answered by master 1 · 0⤊ 0⤋
3d-7-(5-2d)
3d+-7+-5+2d
5d+-12
5a-(4a-3)
5a+-4a+3
a+3
sooo, yes
2006-09-19 21:14:14 · answer #3 · answered by Union Jack 4 · 0⤊ 0⤋
hey go to www.webmath.com its uppose to help with any math question you have. it gives yu the answers and show you how to do it.
2006-09-19 21:03:57 · answer #4 · answered by jeremy C 1 · 0⤊ 0⤋
its 5d-12. and yes you did do that one correctly
2006-09-19 21:03:12 · answer #5 · answered by mastuh yoda 2 · 0⤊ 0⤋