Answer:
- 494
Step-by-step explanation:
Breaking down the summation into it;s component parts
= 4k - 
k(k + 1) ← substitute k = 19
= (4 × 19 ) - 1.5 × (19 × 20)
= 76 - (1.5 × 380)
= 76 - 570
= 494
Answer:
7x=−x+24 7 x = − x + 24
Step-by-step explanation:
The equations we solved in the last section simplified nicely so that we could use the. Our strategy will involve choosing one side of the equation to be the variable side, and step by step, to isolate the variable terms on one side of the equation
Hello! I've noticed that this question hasn't been answered in a week, by now. If you still need the answers, here they are.
5) you need to use the Pythagorean theorem to get the answer. I got C) 5x + x<span>√17
6) Your answer choice would be C) 4</span><span>√6/ 3
Good luck. x</span>
