Question Simplify the expression 770−4s Evaluate 1250−4s−480Solution 770−4s Show Solution Factor the expression 2(385−2s) Evaluate 1250−4s−480Subtract the numbers 770−4sSolution 2(385−2s) Show Solution Find the roots s=2385Alternative Form s=192.5 Evaluate 1250−4s−480To find the roots of the expression,set the expression equal to 0 1250−4s−480=0Subtract the numbers 770−4s=0Move the constant to the right-hand side and change its sign −4s=0−770Removing 0 doesn't change the value,so remove it from the expression −4s=−770Change the signs on both sides of the equation 4s=770Divide both sides 44s=4770Divide the numbers s=4770Solution s=2385Alternative Form s=192.5 Show Solution