Answer:
(<em>x</em>, <em>y</em>) represent coordinates, <em>m</em> represents slope, and <em>b</em> represents the y-intercept
the angles on the opposite sides of a quadrilateral touching the circumference adds up to 180 degrees
so,
(21x-2) + (38x +5) = 180
21x+38x −2+5=180
59x+3=180
59x=177
x=3
Your answer is 62.5. Hope i helped
Answer:
52
Step-by-step explanation:
3^3+3(3)^2-7(3)+19
27+27-21+19
54-2
52
Hope this helps
