Answer:
No positive real solutions.So the answer is zero.
Step-by-step explanation:
Answer:
5.6
Step-by-step explanation:because if you divide correctly it will equal 5.6
Answer: (50, 70)
The answer is (50, 70).
Step-by-step explanation:
Hope this helps =)
Second one is correct, that is an identity.
Third one is a contradiction:
6x - 15 = 3 * (2x - 6) ------> 6x - 15 = 6x - 18
Fourth one:
5x - 3 * (x - 4) = 2 * (x - 6) ---> 5x - 3x + 12 = 2x - 12 ---> 2x + 12 = 2x -12
So this is a contradiction as well.