# Find each unknown for problem. Check your work. 4x=72

Find each unknown for problem. Check your work. 4x=72

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Determine the value of xz In the given equation.
4x=72 Write the equation
4x/4=72/4 Divide both sides by 4
x=18 Simplify
Check by substituting the value of x to the original equation.
4x=72 Write the equation
4(18) = 72 Substitute the value of x
72=72