Answer:
a= k/9b+4
Step-by-step explanation:
https://www.mathpapa.com/algebra-calculator.html?q=K%3D4a%2B9ab
Answer:
No idea
Step-by-step explanation:
Answer:
f(-3)= 19
Step-by-step explanation:
you have to use substitution. Every time that you see an x, plug it in for a -3
f(x)= -5x+4
f(-3)= -5(-3)+4
f(-3)= 19