Which of the following show the expanded and simplified version of the expression f(x) = -3(3x - 7) a) -9x + 21 b) 9x + 21 c) 9x + 7 d) -9x + 7

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A: I order to get to the answer add the fixed cost and the variable cost.

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

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Q: Simplify the following expression. You don't need to state restrictions. 2x² + x - 1 x2 - 25 x+5 2x2…

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Q: Consider the following postfix representation of an expression composed of letters and the addition,…

A: Given: Postfix expression: AB+CD-E*F+* To find: Infix expression of the given postfix expression.

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Q: Evaluate the following expression if x = 3 and y = -4: 35 [x² - (²2)

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Q: Simplify the following expressions 2-x x+4 3x-1 x+4

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Q: 1. (-2e-3*)4

A: 1 Given expression is −2e−3x4. We have to simplify the expression. −2e−3x4=−24e−3x4=16e−3x4 Hence,…

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Q: Consider the following table: Possibilities for a Possibilities for b x -4 Possibilities for c…

A: From the given table

Q: Re-write the following set of expressions as a single expression. Clearly define any…

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Q: an

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Q: Evaluate the following expression. −2(-3) + [6+ (6-9)²] /√25+4

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Q: Evaluate the given expression. Take X 3 B-B and C A= 2 AT + 3CT 5 ↓ T -1 -2 ↓ ↑ 1 1 -1 -1

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Q: Show how to make the expression 37 40 17 15 X 80 37 +X is easy to evaluate without a calculator. 30…

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Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

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Q: Create an algebraic expression with the following qualities: • Contains four variables w, X, y, and…

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Q: Simplify the following expression (Don't forgot attach your domain!) x? – 5x+4 .2. .2 x' – 4x -

A: f(x)= x2-5x+4x2-4x              = x2-4x-x+4x(x-4)               = x(x-4)-1(x-4)x(x-4)…

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Q: 11. Describe how you would simplify the following expression. x- 1 3 2x - 4 4 x +1

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Q: Could you rewrite this so the subscripts or superscripts and notation is more clear

A: Given that . We have to find P(SN=0)