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Module5
Question | Answer |
---|---|
Determine if (3,2) is a solution of x+y=5 and 6x+5y=29 | No. 3+5=5 18+10=28 |
Determine if (2,6) is a solution of 2x+2y=16 and 2x-2y=-8 | Yes. 2(2)+2(6)=16 2(2)-2(6)=-8 |
Solve y=x+1 and y=2x+2 by graphing. | (-1,0) |
Solve y=-6x-4 and y=6x+8 by graphing. | (-1,2) |
Determine the number of solutions of y=6x+18 and y=12x+6 | There is one solution. |
Determine the number of solutions of y=2x+4 and y=-1/2x+2 | There is one solution. |
Determine the number of solutions of y=4x+2 and y=8x+4 | There is an infinite number of solutions. |
Determine the number of solutions of y=4x+5 and y=4x+10 | There is an infinite number of solutions. |
Solve using the substitution method. x+y=6 and x=2y | (4,2) |
Solve using the substitution method. 5x-6y=9 and y=x-2 | (3,1) |