Place the point of the compass on the intersection of AB and CD and extend the compasses to point R.
I should know this but I guess I don't, try going on x-actoschoolpro.com ;)
I find it convenient to let a graphing calculator help me with factoring. It shows the roots to be -7, 1/5, 2. Hence the factorization will be
.. = (x +7)(5x -1)(x -2)
1 7/10 kg
Hope this helps! (:
Answer:
Four times a number is equal to eight times a number minus a number.
Step-by-step explanation: