What is the value of x if m ∠ 5 = 10x + 5 and m ∠ 3 = 8x - 5
Answer:
x = 10
Step-by-step explanation:
∠ 5 and ∠ 3 are same- side interior angles and sum to 180° , that is
10x + 5 + 8x - 5 = 180 , so
18x = 180 ( divide both sides by 18 )
x = 10