simplify
4x^2+12x-4x^2-12x+9
7b + 3b + 6b
4y - 11y
2b - 4b - 6b
5m - 3m +2m +8m
-7u - 2u +3u
-8u +6u +u
14x - 2y +x
10!/9!(10-9)!
$\frac{4x+2}{11}$ = 2
6> -(-2+6x) + 5(x+2)
824 divided by 19
4a+2/11=2
5x + 2x -3x -4x + 8x -2x -6x
y=3x+1
y=3x+2
y=3x+3
Find the 8th term in the quadratic sequence shown below.
-8, -11, -15, -20
