exam Maths Puzzle Numerical Ability

If f(x)=x+4 and g(x)=2x^2-x-1, find the composition (fog)(2) please I could use some help.
thank you

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exam Other Question

Find the sum or difference.

16. -10 7/16 - 2 3/16

Any help with this equation would be GREATLY</b> appreciated. What is the formula to

935.00 = x + 10%

Thanks Dennis