Q. Find the missing number so that the equation has infinitely many solutions. 2x+15=____x+15
Identify Equation Pattern: When an equation has infinitely many solutions, it means that both sides of the equation are identical. To find the missing number that makes the equation have infinitely many solutions, we need to make the coefficients of x on both sides of the equation the same.
Ensure Same Constants: The equation is 2x + 15 = ____x + 15. Since the constants on both sides are already the same (15=15), we need to make sure that the coefficients of x are also the same.
Match Coefficients: The coefficient of x on the left side of the equation is 2. For the equation to have infinitely many solutions, the missing coefficient of x on the right side must also be 2.
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