Solve The System Of Equations If No Solution

Solve The System Of Equations If The System Has No Solution

Question 1solve The System Of Equations If The System Has No Solution

QUESTION 1 Solve the system of equations. If the system has no solution, say that it is inconsistent. x = 6, y = 12; (6, 12) x = , y = - ; x = 4, y = 2; (4, 2) inconsistent

QUESTION 2 Solve the system of equations. If the system has no solution, say that it is inconsistent. x = 2, y = 3; (2, 3) x = 4, y = 2; (4, 2) x = 2, y = 4; (2, 4) inconsistent

QUESTION 3 Solve the system of equations by elimination. x = 5, y = -5; (5, -5) x = -5, y = 5; (-5, 5) x = 11, y = -11; (11, -11) x = -6, y = 5; (-6, 5)

QUESTION 4 Solve the problem. The Paperback Trader is a book store that takes in used paperbacks for 20% of their cover price and sells them for 50% of their cover price. Pat brings in a stack of 16 paperback books to trade and gets $17.50 credit. Some of the books had a cover price of $7.97, the rest $3.97. She wants to get some Tom Clancy books having a cover price of $7.97. How many $7.97 books did she bring in and how many Clancy books can she get without paying any additional cash?

10 $7.97 books, 2 Clancy books

6 $7.97 books, 2 Clancy books

6 $7.97 books, 4 Clancy books

6 $7.97 books, 5 Clancy books

QUESTION 5 Solve the system of equations. If the system has no solution, say that it is inconsistent. x = -9, y = -8; (-9, -8) x = , y = ; x = 9, y = 2; (9, 2) inconsistent

QUESTION 6 Solve the problem. An 8-cylinder Crown Victoria gives 18 miles per gallon in city driving and 21 miles per gallon in highway driving. A 300-mile trip required 15.5 gallons of gasoline. How many whole miles were driven in the city?

147 mi

168 mi

153 mi

132 mi

QUESTION 7 Solve the problem. A tour group split into two groups when waiting in line for food at a fast food counter. The first group bought 7 slices of pizza and 4 soft drinks for $31.49. The second group bought 5 slices of pizza and 6 soft drinks for $26.61. How much does one slice of pizza cost?

$3.75 per slice of pizza

$3.25 per slice of pizza

$1.81 per slice of pizza

$1.31 per slice of pizza

QUESTION 8 Solve the system of equations by substitution. x = -5, y = -2; (-5, -2) x = -5, y = 2; (-5, 2) x = 5, y = 2; (5, 2) x = 5, y = -2; (5, -2)

QUESTION 9 Solve the system of equations. If the system has no solution, say that it is inconsistent. x = -8, y = -4; (-8, -4) x = 0, y = -12; (0, -12) x = 0, y = 0; (0, 0) inconsistent

QUESTION 10 Solve the system of equations by elimination. x = 0, y = 10; (0, 10) x = 0, y = 0; (0, 0) x = 10, y = 0; (10, 0) x = 10, y = 10; (10, points

QUESTION 11 Solve the system of equations. [Hint: Let u = and v = , and solve for u and v. Then let x = , and y = .] x = -8, y = ; x = , y = -8; x = , y = - ; x = - , y = ;

QUESTION 12 Solve the system of equations by substitution. x = 6, y = -6; (6, -6) x = -7, y = 7; (-7, 7) x = 7, y = -7; (7, -7) x = -6, y = 6; (-6, 6)

QUESTION 13 Solve the system of equations by elimination. x = 0, y = 4; (0, 4) x = 4, y = 0; (4, 0) x = 0, y = -4; (0, -4) x = -4, y = 0; (-4, 0)

QUESTION 14 Solve the system of equations by elimination. x = -16, y = - ; x = 18, y = ; x = -18, y = - ; x = 16, y = ;

QUESTION 15 Solve the system of equations by substitution. x = 10, y = 0; (10, 0) x = 0, y = 10; (0, 10) x = 10, y = 10; (10, 10) x = 0, y = 0; (0,

QUESTION 16 Solve the system of equations by substitution. x = 100, y = -27; (100, -27) x = -100, y = -27; (-100, -27) x = 100, y = 27; (100, 27) x = -100, y = 27; (-100,

QUESTION 17 Verify that the values of the variables listed are solutions of the system of equations. x = -1, y = 6 solution not a solution

QUESTION 18 Solve the system of equations by substitution. x = 0, y = 4; (0, 4) x = 0, y = -4; (0, -4) x = -4, y = 0; (-4, 0) x = 4, y = 0; (4, 0)

QUESTION 19 Verify that the values of the variables listed are solutions of the system of equations. x = -3, y = 4 solution not a solution

QUESTION 20 Solve the system of equations by elimination. x = 3, y = 9; (3, 9) x = 2, y = 9; (2, 9) x = 3, y = 8; (3, 8) x = 2, y = 8; (2, 8)

QUESTION 21 Solve the system of equations by substitution. x = 3, y = 8; (3, 8) x = 2, y = 9; (2, 9) x = 3, y = 9; (3, 9) x = 2, y = 8; (2, 8)

QUESTION 22 Solve the system of equations. If the system has no solution, say that it is inconsistent. x = -1, y = ; y = - x + 12, where x is any real number or {(x, y) | y = - x + 12, where x is any real number} x = 0, y = 12; (0, 12) inconsistent

QUESTION 23 Solve the system of equations by substitution. x = 0, y = 1; (0, 1) x = 1, y = 1; (1, 1) x = 1, y = 0; (1, 0) x = 0, y = 0; (0, 0)

QUESTION 24 Solve the problem. A tour group split into two groups when waiting in line for food at a fast food counter. The first group bought 7 slices of pizza and 4 soft drinks for $31.49. The second group bought 5 slices of pizza and 6 soft drinks for $26.61. How much does one slice of pizza cost? $3.25 per slice of pizza $1.81 per slice of pizza $3.75 per slice of pizza $1.31 per slice of pizza

QUESTION 25 Solve the system of equations by substitution. x = 3, y = -3; (3, -3) x = -3, y = -3; (-3, -3) x = -3, y = 3; (-3, 3) x = -3, y = 0; (-3, 0)

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