9-7 Solving Linear-Nonlinear Systems Solve each system of equations. 15. SOLUTION: Solve the linear equation for y.
Substitute
for y in the quadratic equation and solve for x.
Therefore, there is no solution.
17. SOLUTION: Substitute for y in the quadratic equation and solve for x.
Substitute the values of x in the linear equation and find the value of y.
The Manual solutions are (3,by6)Cognero and (–3, eSolutions - Powered 19.
–6).
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9-7 Solving Linear-Nonlinear Systems Therefore, there is no solution.
17. SOLUTION: Substitute for y in the quadratic equation and solve for x.
Substitute the values of x in the linear equation and find the value of y.
The solutions are (3, 6) and (–3, –6). 19. SOLUTION: Solve the linear equation for y.
Substitute
for y in the quadratic equation and solve for x.
Substitute the values of x in the linear equation and find the value of y.
The solutions are (–2, 4) and (10, 10). eSolutions Manual - Powered by Cognero
21.
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9-7 Solving Linear-Nonlinear Systems The solutions are (3, 6) and (–3, –6). 19. SOLUTION: Solve the linear equation for y.
Substitute
for y in the quadratic equation and solve for x.
Substitute the values of x in the linear equation and find the value of y.
The solutions are (–2, 4) and (10, 10). 21. SOLUTION:
2
2
Substitute 16 for x + y in the second equation and solve for x.
Substitute the values of x in the first equation and find the values of y.
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9-7 Solving Linear-Nonlinear Systems The solutions are (–2, 4) and (10, 10). 21. SOLUTION:
2
2
Substitute 16 for x + y in the second equation and solve for x.
Substitute the values of x in the first equation and find the values of y.
The solutions are
.
23. SOLUTION:
2
2
Solve the second equation for x in terms of y and solve for y.
Substitute
2
for x in the second equation and solve for y.
eSolutions Manual - Powered by Cognero
Substitute the values of y in the second equation and find the values of x.
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9-7 Solving Linear-Nonlinear Systems The solutions are
.
23. SOLUTION:
2
2
Solve the second equation for x in terms of y and solve for y.
Substitute
2
for x in the second equation and solve for y.
Substitute the values of y in the second equation and find the values of x.
The solutions are
.
25. SOLUTION:
2
2
Solve the second equation for y in terms of x and solve for x.
eSolutions Manual - Powered by Cognero 2
Substitute
for y in the second equation and solve for x.
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9-7 Solving Linear-Nonlinear Systems The solutions are
.
25. SOLUTION:
2
2
Solve the second equation for y in terms of x and solve for x.
Substitute
2
for y in the second equation and solve for x.
Substitute the values of x in the second equation and find the values of y.
The solutions are (5, –6), (5, (6), (–3, –2) and (–3, 2). CCSS TOOLS Solve each system of inequalities by graphing. 27. SOLUTION:
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29.
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9-7 Solving Linear-Nonlinear Systems The solutions are (5, –6), (5, (6), (–3, –2) and (–3, 2). CCSS TOOLS Solve each system of inequalities by graphing. 27. SOLUTION:
29. SOLUTION:
31. SOLUTION:
33. SOLUTION: eSolutions Manual - Powered by Cognero
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9-7 Solving Linear-Nonlinear Systems
33. SOLUTION:
35. SOLUTION:
37. SOLUTION: No solution
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