Step-by-step explanation: The letter "x" is often used in algebra to mean a value that is not yet known. It is called a "variable" or sometimes an "unknown". In x + 2 = 7, x is a variable, but we can work out its value if we try!
Apply the distributive property to create an equivalent expression. 1/2 ( 10 x + 20 y + 10 z )=
1 answer:
You might be interested in
Answer: 2
Step-by-step explanation:
