Algebra Flashcards
1
Q
If 4(x-9) + 6(-x+2) + 4x = 32, what is x?
A
28
2
Q
If 3x^2 + 12 + 9x - 20 + 6x^2 - x =97, what is x?
A
3
3
Q
If v is equal to 8, what is the answer to 1/2(v+3) + 1/5(2v+1) as a top-heavy fraction?
A
89/10
4
Q
Factorise the quadratic, 82x^2 + 246x - 1640
A
20.5 (4x squared + 12x - 80)
5
Q
Factorise the quadratic, x^2 - 225
A
(x - 15)(x + 15)
6
Q
Factorise the quadratic, x^2 - 289
A
(x - 17)(x + 17)
7
Q
If 5x^2 - 11x + 13 = 83, what is x?
A
5
8
Q
Simplify this rational expression, 6m^2 over 3m
A
2m over 1
