Asked by Ciara

Can someone check my answers? And if there wrong can you help me?

1. y-5 / 3 = 1

-2***
8
18
6

Combine like terms:

3. -21a + -16a

-5a
5a
37a
-37a***

Simplify the expression:

4. 9a - b - 2a - 10b

-7a +11b
11a + 9b
-11a + 9b***
7a + 11b

5. 5(x+10)+ x

6x + 15
5x + 15
6x + 50***
4x - 50

Solve the equations:

6. -4n + 7 + 2n = 1

1
3***
-3
4

7. 4(y-4) = 8

-2***
2
4
6

Answered by Ciara
Ok Mrs. Sue did I do it right?!
Answered by Ms. Sue
1. no
3. yes
4. no
5. yes
6. yes
7. no
Answered by Ciara
Ok can you tell me how to do the ones I got wrong please?!
Answered by Ms. Sue
1. y-5 / 3 = 1
Multiply both sides by 3. Solve for y.

4. 9a - b - 2a - 10b
This seems pretty straight-forward. Please try again.

7. 4(y-4) = 8
4y - 16 = 8
Take it from there.
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