Answer :
Answer:
x=-5
Step-by-step explanation:
f(x)=-8x
f(x)=40
substitute f(x) with 40 in the first equation
40=-8x
s=-5 (slove)
Answer:
x=-5
Step-by-step explanation:
f(x)=-8x
f(x)=40
substitute f(x) with 40 in the first equation
40=-8x
s=-5 (slove)