Answer:
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The answer is −135−(−278)= 143
Answer:
Lenne=10 Gilberto=10 Alana=7.50
Step-by-step explanation:
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! A variable doesn't have to be "x", it could be "y", "w" or any letter, name or symbol. See: Variable.
Step-by-step explanation:
X/3 - 3/4 = 5/2
x/3 = 3.25
x= 9.75 Or 9 3/4
