4r – 4s + 4t=-4 4r +5 - 2t = 5
-3r - 3s – 4t=-16
Use elimination or substitution to solve the systems.
(1,-3,-1)
(1,3,1)
(-1,3,1)

What is the value of x in the diagram below?

Jada has a monthly budget for her cell phone bill. last month she spent 120% of her budget, and the bill was 60$. what is jada’s monthly budget

Can some one me with these questions