How many solutions does the following equation have?74y−8−78y=−4y−8Choose 1 answer:(A) No solutions(B) Exactly one solution(C) Infinitely many solutions
Q. How many solutions does the following equation have?74y−8−78y=−4y−8Choose 1 answer:(A) No solutions(B) Exactly one solution(C) Infinitely many solutions
Combine like terms: Combine like terms on the left side of the equation.74y−8−78y=−4y−8Combine 74y and −78y to get −4y.−4y−8=−4y−8
Observe both sides: Observe both sides of the equation.The left side of the equation is identical to the right side (−4y−8=−4y−8).This means the equation is true for any value of y.
Determine number of solutions: Determine the number of solutions.Since the equation is true for any value of y, the equation has infinitely many solutions.
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