Simple eqations are usually 1 step eqations and you could also just do them in your head. for example
3y = 15
y = 5 because 5*3 = 15
Max’s distance : Dave’s distance = 2 km : 5 km = 2:5
Max’s time : Dave’s time = 40 min : 15 min = 40:15 = 8:3
Answer:
Bc equals 17.
you must solve for BA and CA, because this is a isosceles triangle and isosceles have 2 equal sides.
BA = CA
then plug in what you find in for x
Same I don’t know , you can go online and pay someone to do it for you
117 degrees
The angles in a trapezoid add up to 360 degrees. 63 x 2 = 126
360 - 126 = 234
234/2 = 117