Q. Find the missing number so that the equation has infinitely many solutions.____x−18=4x−18
Identical Coefficients and Constants: To have infinitely many solutions, the two sides of the equation must be identical. This means that the coefficients of x and the constant terms on both sides of the equation must be the same.
Find Missing Coefficient: Given the equation ____x - 18 = 4x - 18, we need to find the missing coefficient of x on the left side that will make the equation true for all values of x.
Ensure Coefficients Equality: For the equation to have infinitely many solutions, the coefficient of x on the left side must be equal to the coefficient of x on the right side. Therefore, the missing number must be 4.
Confirm Infinite Solutions: We can check our solution by substituting the found coefficient back into the equation: 4x−18=4x−18. This results in an identity, confirming that the equation has infinitely many solutions with this coefficient.
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