book Maths Puzzle Numerical Ability

8x^+16x=24

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book Other Question

Solve and check the equation 9(b - 4) -7b = 5(3b - 2) 1. A function f is called even if f(-x)= f(x) and it is called odd if f(-x)= -f(x). Show that every function f can be written as the sum of an even function and an odd function.