Answer:
Step-by-step explanation:
7x + 8y + 5z
I put the equations in parentheses, assuming that I would be adding both of the equations together. Then, I removed them and combined the like terms. I used two calculators to check my answer, and this should be correct.
Answer:
the square root of 306 is
17.49
Answer:
Step-by-step explanation:
Then its midpoint = (-2, 3)
