Answer:
r=-6
Step-by-step explanation:
6r-7r=13-7
-r=6
r=-6
The equation which represents a system with infinitely many solutions is;
<h3>What system of equations have infinitely many solutions as in the task content?</h3>
The condition for a situation in which case an equation has infinitely many solutions is such that the right hand side and left hand side of the equation are equal.
On this note, it follows that the answer choices which represents the equations with infinitely many solutions is;
Read more on infinitely many solutions;
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Solve the inequality c - 12 > -16.

Plot the solution on the number line.