I’m sorry what subject is this I will still help u
18·8.7= 156.6
23·56.1= 1290.3
47·5.92=278.24
Answer: 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!
Step-by-step explanation:
is this for the test on schoolobjects?
The function ...
... g = |x| + 1
will map any integer x into the set of positive integers g.