exam Maths Puzzle Numerical Ability

Please help. Solve by substitution:
5x-2y=-5
y-5x=3

Read Solution (Total 0)

exam Other Question

f(x) = (1 + x)/x
g(x) = 1/(1 - x)
h(x) = 1/(1 + x)
If so, (g o h)(x) =

a. x
b. 2 - x
c. -x
d. x/(2x + 1)
e. (1 - x)/(2 - x)
f. (1 + x)/x
g. (2 - x)/(1 - x) x^2+xsqrt2-2=0