4) FRIDAY: An unknown quantity which is represented by a letter or a symbol is called _____
1 answer:
Answer:
A Variable
Step-by-step explanation:
Variables are used to mark an unknown value. Common math problems ask you to solve for it.
For example in 5x+23=45, 'x' is the variable.
A constant is a number without a variable.
<em>Brainilest Appreciated. </em>
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Answer:
x = 1 , y = 7
Step-by-step explanation:
1/2 because it's 2 times smaller
You would give the teacher 40 tickets
Side = 12xy+1
Perimeter = 4(12xy+1)
Perimeter = 48xy + 4 (Answer B)
