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What is solution for the following system of equations, 2x+8y=4 and x=-3y+5 1) x=14 y=-3 2) x=2 y=-3 3) x=-3 y=-3 4)x=12 y=5

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).

In his stamp album ,jamal has 48 new stamps and 72 used stamps. which ratio can be represented by 3/5