Q. Find the missing number so that the equation has no solutions.−5x−18=____x−12
Identify and Set Up: Identify the equation and set up for comparison.-5x - 18 = ____x - 12 To have no solutions, the coefficients of x must be the same, but the constants must be different.
Compare Coefficients: Compare coefficients of x on both sides.Left side coefficient: −5Right side missing coefficient: ____Set −5 equal to the missing coefficient for no solutions.
Check Constants: Check the constants on both sides.Left side constant: −18Right side constant: −12Since −18=−12, the equation will have no solutions if the coefficients of x are equal.
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