I need help in solving this equation.

Algebra
Tutor: None Selected Time limit: 1 Day

f(x)=5x+2, find f(2)

f(x)=4^2-x, find f(-1)

f(x)=2, find f(-2)

Apr 22nd, 2015

You just need to substitute x for a given value for each equation:

1. f(2) = 5*2+2 = 12

2. f(-1) = 4^2 - (-1) = 16+1 = 17

3. f(-2)  = 2


Let me know if you have any questions



Apr 22nd, 2015

Please best my answer if it was helpful

Apr 22nd, 2015

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