Answer:
y(2x+3y -9z)
Step-by-step explanation:
y(2x + 3y) - 9yz
y(2x+3y -9z)
Answer:
5/9
Step-by-step explanation:
Answer:
x=25°
Step-by-step explanation:
<u>Sum of angles of a triangle equals 180°</u>
- x + 10° + 2x + 15° + 3x + 5° = 180°
- 6x + 30° = 180°
- 6x = 180° - 30°
- 6x = 150°
- x = 150°/6
- x = 25°
-2
the second equation is the result of subtracting 2