The above figure is a special trapezoid. Explain the relationship between the m∠B and m∠C.
1 answer:
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You want to isolate the variable 'y'.
Subtract 10 to both sides:
Divide -3 to both sides:
Subtract 10 to both sides:
Divide -3 to both sides:
Answer:
Step-by-step explanation:
Let x be the original price.
( 1 - 20% ) x = 23.2