Question Simplify the expression 7−9x Evaluate 15−8−9xSolution 7−9x Show Solution Find the roots x=97Alternative Form x=0.7˙ Evaluate 15−8−9xTo find the roots of the expression,set the expression equal to 0 15−8−9x=0Subtract the numbers 7−9x=0Move the constant to the right-hand side and change its sign −9x=0−7Removing 0 doesn't change the value,so remove it from the expression −9x=−7Change the signs on both sides of the equation 9x=7Divide both sides 99x=97Solution x=97Alternative Form x=0.7˙ Show Solution
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