Q. How many solutions does this equation have?−4−6r=−10rChoices:(A) no solution(B) one solution(C) infinitely many solutions
Isolate variable terms: Isolate the variable terms on one side of the equation.−4−6r+10r=−10r+10r
Simplify both sides: Simplify both sides of the equation. −4+4r=0
Check for further simplification: Check if the equation can be further simplified or if it gives a specific value for r. Since there is no specific value for r that would make the equation untrue, the equation −4+4r=0 is true for any value of r.
Determine number of solutions: Determine the number of solutions based on the simplified equation.The equation –4+4r=0 has infinitely many solutions because any value of r will satisfy the equation.
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