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! so im pretty sure its 20
Answer:
11
Step-by-step explanation:
2 times 6 is 12 minus 1 is 11
Answer:
I think it’s the associative property
Answer:
7⁷
Step-by-step explanation:
a^(1/7) = 7
a = 7⁷
