How much did American shoppers spend online on Black Friday in 2012? Write your answer in dollars, in ordinary notation.  Do not include the $ sign; it will confuse the grading software. Between which years on the chart did Cyber Monday spending increase the least?

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A:

Q: Nina divided her toy car collection into 8 groups with 4 cars in each group, but there were 3 cars…

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Q: How do you Enter answers as a comma-separated list.)

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Q: A movie rental costs $2 per day. A video game rental costs $3 per day. Write an algebraic expression…

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Q: REVIEW ADDITI Y-5, when Y= -12 Answer: -8+ K, when K-6 Answer:

A: To find the given expressions

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Q: 17 What is the value of the expression 1 ?

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Q: What is the best estimate of the value of the expression (4.3-7.8) + 2? -9 -6 0. 4

A: Explanation of the answer is as follows

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Q: What are the importance of mathematical language

A: Mathematical language is very important throughout the life.

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A: The given expression is: 3--1 Consider a number line. Assume that a a hot air balloon is on the…

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A: Solution-: Give real life interpretation for Nominal, Ratio, Ordinal, Internal

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Q: How do you calculste 71! Without a calculator?

A: n factorial can be obtained by a formula,

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Q: which number is equivalent to 0.000 000 1:10^7 or 10^-7? how do you know

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Q: What is the difference between simplifying an expression and evaluating an expression?

A: Simplifying an expression:  To simplify an expression, we need to take all similar term together.…

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A: Explanation of the answer is as follows

Q: Use the order of operations to simplify the expression. 4-2[-2(4-2)- 7(3- 2)] 4-2[-2(4-2)-7(3-2)] =|

A: Simplify 4-2-24-2-73-2=?

Q: x²dx Evaluate | x²Vx2-4

A: We can evaluate the answer as below.

Q: How many times can I rearrange the word Coca Cola?

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Q: Which expression equals 0?(Options in image)

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Q: Could you explain how to go about #3 with a calculator?

A: Given: n = 6 d¯=-1sd=2.19Confidence level = 0.99

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A: From given n represents an even integer. An even integers can be increases by 2.

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Q: what is algebraic expression ?

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Q: How do you add and subtract reational expressions?

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Q: Write the number (4.810 )(2.010 ) in scientific notation.

A: We have to write (4.810 )(2.010 ) in scientific notation.

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Q: Year Project A Project B -$5,000 -$10,000 $1,250 $1,100

A: Given as,

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Q: A __. is a symbol, USually a letter that stands for a number. algebraic expression variable…

A: A ________ is a symbol, usually a letter that stands for a number.

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.