Answer:5
Step-by-step explanation:
5a + 2a(5 + (-b)) = 5a + 2a(5 - b)
Use the distributive property which states a(b+c) = ab + ac
5a + 10a - 2ab
Simplify like terms
15a - 2ab
9514 1404 393
Answer:
(a) 25°
Step-by-step explanation:
The angle marked 93° is the average of the arcs intercepted by the secant lines.
(161° +AD)/2 = 93°
161° +AD = 186° . . . . . multiply by 2
AD = 25° . . . . . . . . . . .subtract 161°
I think either might be a or b
Answer:
(12,5) is the distance when you count manually
