Question

if m∠1=7x and m∠4=3x+20, what is the value of x
a)5
b)4
c)7
d)10

Answer 1

Look at the drawing. What is the relationship between Angle 1 and Angle 4?

Answer 2

they're congruent ?

Answer 3

They are equal since they are opposite each other from intersecting lines.

Answer 4

If they are equal then how would you determine your answer?

Answer 5

im not exactly sure

Answer 6

If Angle 1 = 7X and Angle 4 = 3x+20 then 7x = 3x+20. Now solve for x.

Answer 7

x=5!?

Answer 8

Correct.

Answer 9

thank you very much !