so if x = -1, let's plug that in the second equation
-5(-1)+y = 5
5+y = 5
y = 0
estimate each product. tell whether the estimate is greater than or less than the actual product. $224×12= 372×36= 488×85= 515×4
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so if x = -1, let's plug that in the second equation
-5(-1)+y = 5
5+y = 5
y = 0
Answer: She spend $1.20 for lunch.
Step-by-step explanation:
Let the total amount be 'x'.
Half of her money spend for lunch be
Half of her money left for a movie be
Amount she has now = $1.20
So, According to question, it becomes ,
Hence, Amount she spend for lunch is
Therefore, she spend $1.20 for lunch.