Answer:
2560
Step-by-step explanation:
2x - 2 + 5 = 13
<span>2x = 13 + 2 - 5 or 10 </span>
<span>x = 5</span>
Answer:
6
Step-by-step explanation:
9s + 3 = 57
9s = 57 - 3
9s = 54
s = 54/9 = 6
I hope im right!!
Answer:
∠C = 75°
Step-by-step explanation:
using the formula for the sum of interior mangles for a polygon:
total interior angles = (180° x 5 angles) - 360° = 540°
113° + 4x + 113° + 2x + 9° + 3x + 8° = 540°
combine like terms:
9x + 243° = 540°
9x = 297°
x = 33°
∠C = 2(33) + 9 = 75°