2x + 3y - z= 7
4x-5y+2x=-3
x+y+z=6
Given fx=3x+6 and gx=4x+k,for which values of k is f(g(x))=g(f(x)?
3-2(3)+4(-2)-(6)(4)(2)
4+|3x+1|<3-2*(x-2)
make x the subject
1/x=3/p-4/q
Using (0<𝑥≤20,000)
Find 100𝑥+200,000 / 𝑥
Using (0<x≤20,000)
(0<x≤20,000)
100𝑥+200,000 / 𝑥
100𝑥+200,000 /
𝑥
