Question Find the roots Find the roots of the algebra expression z=4689Alternative Form z=172.25 Evaluate 689−4zTo find the roots of the expression,set the expression equal to 0 689−4z=0Move the constant to the right-hand side and change its sign −4z=0−689Removing 0 doesn't change the value,so remove it from the expression −4z=−689Change the signs on both sides of the equation 4z=689Divide both sides 44z=4689Solution z=4689Alternative Form z=172.25 Show Solution
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