Question

X/2-7=3
what does x equal?

Answer 1

Answer: X = an unknown value

Explanation:

X = a value that is not yet known, it is called a "variable" or sometimes an "unknown".

In x/2-7=4, x is a variable, but we can work out its value if we try!

Answer 2

Answer: 20

Explanation:

x/2-7=3

+7 +7

x/2=10

2(x/2)=10(2)

x=20