Use substitution to solve the syste –4x+3y -11 y = 3x-7 ||

Q: Suppose that: -2 -2 2 -2 -5 A = and B = -3 -2 -1 -2 1 -3 1 Given the following descriptions, determi...

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Q: Suppose that the function h is defined as follows. if -1<xs0 if 0 <xS1 1 h(x) = if 1<xs2 3. if 2<xS3...

A: For the given function

Q: Find an equation of the vertical line through (- 8, - 1). The equation is |. (Type your answer in st...

A: Equation of any vertical line is  x = k . Such an equation has constant abscissa.

Q: The length of a diameter of a circle is 8 units. If one point of the circle is located at (7, -1), w...

A: Given,            The length of a diameter of a circle is 8 units. If one point of the circle is loc...

Q: 3(2 )-4(2) 2* -2" Simplify:

A: Given,            32x+1-42x-12x+1-2x

Q: A vector field E is characterized in spherical coordinate system by the following properties: (a) E ...

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Q: 7 Circumference: Circles Find the circumference. Use 3.14 for t.

A: Given,            The figure of a circle is shown below :             To find : The circumference o...

Q: Choose from the following reasons below to prove the theorem. Some of them can be used twice. Factor...

A: Here is the solution

Q: Vong grilled 21 burgers for the block party. He grilled the same number of pounds of turkey burgers ...

A: Given, Vong grilled 21 burgers for the block party. He grilled the same number of pounds of turkey b...

Q: Riding your bike is good exercise. If your goal is to ride your bike a total of 140 laps around the ...

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Q: Find and simplify each of the following for f(x) = 2x – 9. (A) f(x + h) (B) f(x + h) - f(x) f(x + h)...

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Q: a) Consider the matrices A and B: 4 -3 A =-2 7 1 8 6. -5 B = -3 -2 Which element is in row 2, column...

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Q: Based on this information, complete the following statement with a formula for p in terms of m and n...

A: Let m and n be positive integers. Then (≡m) ∩ (≡n) = (≡p), where p = lcm(m, n)   

Q: F 4m Keith correctly determined the area of this paralielogram by adding the areas of the triangles ...

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Q: ) Trans form A into echelon madrix using elementary row row operations. * Fractions should not used....

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Q: ACTIVITY NO.1 Form the polynomial equation with integral coefficient whose only roots are given. Giv...

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Q: Knowing two points on the line, we can find the point-slope form of the equation of the line. O True...

A: Given: Statement: Knowing two points on the line, we can find the point-slope form of the equation o...

Q: The line with slope 5/6 is steeper than the line with slope -5/3. O True O False

A: We have to state whether the given statement is true or false. "The line with slope 56 is steeper th...

Q: The graph of a polynomial function is shown.

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Q: solve

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Q: If f(x)= Vx and g(x)= 2x +5 , then state the domain of (gof x).

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Q: If E and F are independent events with P(E) = 0.33 and P(F) = 0.33, then what is P(EC U U F)?

A: If E and F are independent events, then P(Ec∩F) = P(Ec)*P(F), where P(Ec) =[1 - P(E)] P(Ec∪F) = P(Ec...

Q: O Complete the following sentences about one-variable equations. a. You solve an equation and get 8x...

A: Since you have asked multiple question, we will solve the first question for you as per our guide li...

Q: Simptfy 31e 149

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Q: 8. Determine the greatest common factor of each pair of numbers. a) 46, 84 c) 81, 216 e) 160, 672 Sk...

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Q: Using mathematical induction, prove that for every n is a non-negative integer: 1 n S(n): i(i + 1) i...

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Q: What is an equation of a line (in point-slope form) that passes through the points (-2, -3) and (4,3...

A: Assume (x1,y1)=(-2,-3)  and  (x2,y2)=(4,3) are the points in a line Point slope form can be evaluate...

Q: Find a number that provides a counterexample to show that the given statement is false. 1. For all n...

A: 1. for all numbers x, x+x&gt;x22. for all numbers x, x+3=x+3

Q: Find the elasticity at values P. of demand LE) for he funchion 9=400-0.2p² a) $22

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Q: Suppose that: -2 -2 | -2 -5 and B = 5 A = -3 -2 -1 -2 1 -3 1 Given the following descriptions, deter...

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Q: Identify the center and radius of each equation, then sketch graph.

A: Standard form of equation of circle is given by    x-h2+y-k2 = r2where (h,k) is center and r is radi...

Q: Tracy was given the slope m = 2 and a point (-3, 7). She determined that the equation of the line in...

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Q: ant for 4 - (5x2 + x) = 0

A: Topic = Quadratic equation

Q: Assume that the Solution set for the matrix Ac which EA be linear system in X,Y and a is: 2m -1 I ME...

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Q: If an annual interest rate is 12% and is compounded monthly, then what is the interest rate per mont...

A: NOTE: Refresh your page if you can't see any equations. . the annual rate is 12% and is compounded m...

Q: Solve the problem. One number is 2 less than a second number. Twice the second number is 37 more tha...

A: Topic = Algebra

Q: y=7x2+9x+4 What is the vertex?

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Q: Write three different, but equivalent, expressions for each of the following logs. For example: log(...

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Q: АСTIVITY #1 A. State whether the z-score locates the raw score X within a sample or within a populat...

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Q: Solve the equation by completing the square. x² + 14x + 26 = 0 A {7 +/23 B {-7 - 23, -7 +23 (c) {7 -...

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Q: When the following polynomial is written in standard form, identify each characteristic of the polyn...

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Q: Which expression shows an expanded form of -8x*y² (x² – 6y) ? A -&r°y² – 48x³y B -&r°y? + 48x³y? -&r...

A: Expand form of -8x³y²(x² - 6y) So now multiple with each turm in bracket so ... We get  -8x³y²(x²) -...

Q: Given h(x)=4x+3h(x)=4x+3, find h(-1)h(−1).

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Q: 6. The owner of a small restaurant bought 75 kilograms of rice. Each week, the restaurant uses 4.5 k...

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Q: Z→ Z be such that f(x) = 4x + 2. Is f invertible, and if so, find its inverse function.

A: Given query is to find the inverse function.

Q: 3-1-2

A: topic - equation in one variable

Q: 98-3y-4

A: topic - algebraic operations like terms are added and subtracted to like terms

Q: Y +23x-6x-8

A:

Q: Mr. Caffey sold 60 out of 75 painting at an art show. What percent of his paintings did he sell?

A: We can find the required answer as below 

Q: Select the x-intercepts.

A: