Question

If f(x) = 10 - 4x, how do you solve f(-1)?

Answer 1

it's simple dude put the value of x = -1

f(-1) = 10 - 4 * (-1)

f(-1) = 10 + 4

f(-1) = 14

Answer 2

f(x)=10-4x

f(-1)=10-4×-1

=10+4

=14....answer

hope it helps

thanks