It would first be 0.7 and then 1.1
Can you post the picture or write it as it is ill help you..
<u>Answer-</u>
<em>The value of x is </em><em>10</em>
<u>Solution-</u>
When two lines are crossed by another line (transversal), the angles in matching corners are called Corresponding Angles.
When the line are parallel the corresponding angles are equal in measurement.
As m and n are parallel line, so




Divide by 3 and you get m^2-81 so then factor and get 3(m+9)(m-9)