Q. Which equation has the same solution as x2+12x+6=7 ?(x+6)2=37(x−6)2=37(x+6)2=−35(x−6)2=−35
Simplify Equation: Simplify the given equation by moving all terms to one side to set the equation equal to zero.x2+12x+6=7Subtract 7 from both sides to get:x2+12x+6−7=0x2+12x−1=0
Compare Simplified Equations: Compare the simplified equation with each of the provided choices to see which one can be simplified to the same form.We need to find which equation, when simplified, will result in x2+12x−1=0.
Simplify First Choice: Simplify the first choice.(x+6)2=37Expand the left side:(x+6)(x+6)=37x2+6x+6x+36=37x2+12x+36=37Subtract 37 from both sides to set the equation to zero:x2+12x+36−37=0x2+12x−1=0This matches the simplified form of the given equation.
Match Found: There is no need to check the other choices since we have already found a match. The first choice simplifies to the same form as the given equation, so it has the same solution.