Answer:
x= 5 ........................ .......
Answer: A= 1,-5 b=5,-3
Step-by-step explanation: i dont have one
F(9)
sub 9 forx
f(9)=5(9)-16
f(9)=45-16
f(9)=29
f(9)=29
The GCF of 18 and 30 is 6
Answer:
x = ± 5
Step-by-step explanation:
x² - 25 = 0 ( add 25 to both sides )
x² = 25 ( take square root of both sides )
x = ±
= ± 5
That is x = - 5, x = 5