414,242 views
43 votes
43 votes
17 i MATHEMATICAL CONNECTIONS Find the value of x when alb and ble bA CA (5(x + 7) + 15]° a (9x + 18) Check

17 i MATHEMATICAL CONNECTIONS Find the value of x when alb and ble bA CA (5(x + 7) + 15]° a-example-1
User SamRowley
by
2.5k points

1 Answer

26 votes
26 votes

\begin{gathered} By\text{ corresponding internal external angles} \\ \\ 9x+18=5(x+7)+15 \\ 9x+18=5x+35+15 \\ 9x+18=5x+50 \\ 9x-5x=50-18 \\ 4x=32 \\ x=(32)/(4) \\ \\ x=8 \end{gathered}

User Sachin Mishra
by
2.9k points