Question

If f(x)=3x-4 and f(a)=-10, then a=?
f) -2
g) -1
h) 0
j) 1
k) 2

Answer 1

f(x)=3x-4 and f(a)=-10, which means: 3x-4=-10

3x-4=-10

3x=-6

x=-2

so the a should be equal to -2

the answer should bw f) -2.