Answer:
20x + 17 = 77 --> Addition Property of Equality:
You are adding (Addition Property) 4x to both sides of the equal sign (Equality).
20x = 60 --> Subtraction Property of Equality:
You subtracted (Subtraction Property) 17 from both sides of the equal sign (Equality).
x = 3 --> Division Property of Equality:
You divided (Division Property) 20 from both sides of the equal sign (Equality) to completely isolate the variable x.
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Answer:
She currently has $10.00.
Step-by-step explanation:
$20.00 - $20.00 + $10.00
$00.00 + $10.00 = $10.00
the tree is 8 ft because it is half of the building