SOLUTION: Without graphing, decide whether the system has one solution, no solution, or an infinite number of solutions. Make sure to explain your answer for credit.
y = 2x
-2x + y = -
Algebra.Com
Question 946876: Without graphing, decide whether the system has one solution, no solution, or an infinite number of solutions. Make sure to explain your answer for credit.
y = 2x
-2x + y = - 5
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!
No solutions. The lines are different but parallel. Solve the second equation for y and you will find the slopes of the two lines are equal, so parallel lines.
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