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Algebra are my answers right?



Here are my answers:

1) a) 3a b) 8d c) 6x + 2y d) 8x + 9y
2) a) d5 b) 16ef c) g9 d) h7
3) a) 2a + 6 b) 6u - 15 c) 3x2 + 2x d) 4b2 - 6
4) a) y2 + 3y + 3 b) w2 + 9w + 9 c) 6p2 + 3p - 1 d) q2 + q - 1
5) a) 2(2 - 5x) b) 2(3x + 1y) c) 4(-1x - 2) d) 2a(5 + 4a) e) 3b(3b - 1c)
(edited 6 years ago)
yeah, looks okay
The incorrect ones are:

2a, 3d, 4b, 4c, 4d, 5c
Reply 3
Original post by Keira Larkin
The incorrect ones are:

2a, 3d, 4b, 4c, 4d, 5c


Why?
Reply 4
Original post by Keira Larkin
The incorrect ones are:

2a, 3d, 4b, 4c, 4d, 5c


Original post by anon6789
Why?


2) a) d5
3) d) 4b2 - 6b
4) b) w2 + 6w + 6 c) 5p2 + 3p - 1 d) q2 - q - 1
5) c) -4(1x + 2)

Are these correct?
2a, 3d and 5c are correct
4b,c and d are wrong

https://www.youtube.com/watch?v=IIrvs6yeJH0

Please watch this video to help you solve the ones you got wrong
Reply 6
Original post by Keira Larkin
2a, 3d and 5c are correct
4b,c and d are wrong

https://www.youtube.com/watch?v=IIrvs6yeJH0

Please watch this video to help you solve the ones you got wrong


Ok got it.

4) b) W2 + 6w - 9 c) 6p2 - 5p - 1 d) q2 - 1

Correct?
Reply 7
Original post by Keira Larkin
2a, 3d and 5c are correct
4b,c and d are wrong

https://www.youtube.com/watch?v=IIrvs6yeJH0

Please watch this video to help you solve the ones you got wrong


Original post by anon6789
Ok got it.

4) b) W2 + 6w - 9 c) 6p2 - 5p - 1 d) q2 - 1

Correct?


Actually hang on for b) is it 6W4 - 9?
Reply 8
bump

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