Answer:
8m^5-33m^3
Step-by-step explanation:
Combine like terms Expand and simplify
x = 20
The consecutive angles in a parallelogram are supplementary, sum to 180°
5x + 4x = 180
9x = 180 ( divide both sides by 9 )
I think it is 15 Tan^-1 (5÷18)
2.5(x-1)+4.5(-x-2)
2.5x-2.5-4.5x-9
-2x-11.5
