5x + 55 = 2x + 100
3x = 45
x = 15
plug 15 into
5(15) + 55
75 + 55 = 130
130 + angle 2 = 180
angle 2 = 50
Answer:
16.642cm
Step-by-step explanation:
Diameter of a circle = 5.3cm
Circumference of a circle = π(d)
= π x 5.3
= 3.14 x 5.3
= 16.642cm
I need more info to answer this question.
Answer:
x=-8 y=6
Step-by-step explanation:
Add the two equations together. This cancels the x and gets us y=6
Then substitute y in more the first equation which gets us -8
