Answer: 6
Step-by-step explanation:
1.9 or 1 9/10
Glad I could help!
Answer: (b) Multiply the top equation by 3, multiply the bottom equation by 2, then add the equations.
Step-by-step explanation: the strat would eliminate a variable in this system
Answer:
676
Step-by-step explanation:
you just add them
Im assuming the problem is x^2-16, which would be factored to (x-4)(x+4)