Answer:
x = 6, ∠B = 50°
Step-by-step explanation:
a) 8x + 2 + 70 + 60 = 180
8x + 132 = 180
8x = 180 - 132 = 48
x = 48/8 = 6
b) ∠B = 180 - 70 - 60 = 50°
or 8x + 2 = 8*6 + 2 = 50°
X-intercept: (3.5,0)
Y-intercept: (2.5,0)
67.27
155 = 1.55 x 43.4 = 67.27
The three consecutive integers are 26, 27, 28
