Question 1

Solve:
3x - y = 11
 y = 5 - x

Accepted Answer

x = 4
y = 1

Answer

x = -4
y = -1

Answer

x = 4
y = -1

Answer

x = -4
y = 1

Question 2

Solve:
2x + 3y = 5
x  = 7 - 37

Accepted Answer

x = -2
y = 3

Answer

x = 2
y = 3

Answer

x = 2
y = -3

Answer

x = -2
y = -3

Question 3

Solve the system by substitution:
y = x + 5
4x + y = 20

Accepted Answer

x = 3 , y = 8

Answer

x = 0 , y = 2

Answer

x =8 , y = 3

Answer

x = 2 , y =0

Question 4

x + 12 = 20

Accepted Answer

8

Answer

12

Answer

32

Answer

6

Question 5

Solve for x: 
4x + 1 = 7x - 5

Accepted Answer

2

Answer

8

Answer

6/11

Answer

-11

Question 6

Solve for x:
6(2x + 1) = 18

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Question 7

Solve for x:
12 = 20x - 18

Accepted Answer

1.5

Answer

3

Answer

0

Answer

-2

Question 8

Solve:
-4x = 24

Accepted Answer

-6

Answer

6

Answer

-20

Answer

20

Question 9

Solve:
7x - 3x - 8 = 24

Accepted Answer

8

Answer

-8

Answer

4

Answer

3.2

Question 10

Solve:
7x + 19 = -2x + 55

Accepted Answer

4

Answer

14.8

Answer

-4

Answer

8

Question 11

Solve     -20 = -4x - 6x

Accepted Answer

2

Answer

4

Answer

3

Answer

-2

Question 12

Solve for w:
-6w + 1 = -11

Accepted Answer

2

Answer

-1

Answer

-2

Answer

1

Question 13

Solve x/2 = 3

Accepted Answer

6

Answer

1.5

Answer

-6

Answer

-1.5

Question 14

0.5a=10

Accepted Answer

20

Answer

0.05

Answer

5

Question 15

50+5b=−70

Accepted Answer

-24

Answer

4

Answer

24

Answer

-4

Question 16

If j=4 , find  2j+3

Accepted Answer

11

Answer

13

Answer

12

Answer

27

Question 17

If  m=6,  n=11 , find  mn

Accepted Answer

66

Answer

6

Answer

611

Answer

17

Question 18

If f=-4 , find  3f

Accepted Answer

-12

Answer

12

Answer

-34

Answer

34

Question 19

If  g=-9,  find  g+11

Accepted Answer

2

Answer

-2

Answer

20

Answer

20

Question 20

If e=8, find  e+e

Accepted Answer

16

Answer

88

Answer

8

Answer

14

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