Posted by Delilah on Thursday, December 13, 2012 at 10:09pm.
1.
7r – 7 = 2r + 18 (1 point)
r = –5
r = 5
r = 2.2
r = 1.2
2.
2x + 12 = 18 – x (1 point)
x = 3
x = 10
x = 6
x = 2
3.
8x – 3 = 15x + 18 (1 point)
x = –3
x = 3
x = 2.1
x = .9
4.
6y – 6 = 4y + 16 (1 point)
y = 2.2
y = –2.2
y = 11
y = 5
5.
3(x – 4) = 5(x + 2) (1 point)
x = 11
x = –11
x = 1
x = –1
My answers:
1. r = 5
2. x = 2
3. x = 3
4. y = 11
5. 11

7th grade math Ms. Sue please  khan, Thursday, December 13, 2012 at 10:12pm
YOU ARE PRETTY CORRECT

7th grade math Ms. Sue please  Delilah, Thursday, December 13, 2012 at 10:14pm
What does that mean? Are they all correct?

7th grade math Ms. Sue please  Ms. Sue, Thursday, December 13, 2012 at 10:17pm
All are right! :)

7th grade math Ms. Sue please  anette, Thursday, January 17, 2013 at 3:50pm
yup looks good

7th grade math Ms. Sue please  HIIII LoL, Wednesday, December 10, 2014 at 8:04pm
These are all right i just got 100%

7th grade math Ms. Sue please  Jay, Wednesday, December 2, 2015 at 12:33am
just took the test the answers are
1: 5
2: 2
3: 3
4:11
5:11
all the answers were correct except number 4 which is 11

7th grade math Ms. Sue please  the girl that has no friends, Thursday, January 14, 2016 at 5:39pm
ok trust me i got 100%
1.B
2.D
3.A
4.C
5.B

7th grade math Ms. Sue please  connections student, Saturday, January 16, 2016 at 4:35pm
the girl that has no friends is right i just took it!!

7th grade math Ms. Sue please  N/A, Tuesday, January 19, 2016 at 12:46pm
Can you please explain Ms.Sue how to work out the problems its really confusing

7th grade math Ms. Sue please  Odin, Tuesday, December 20, 2016 at 8:22pm
The correct answers are
B
D
A
C
B

7th grade math Ms. Sue please  Anonymous, Saturday, January 7, 2017 at 8:23pm
Don't listen to anyone else. Delilah is right.
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