Answer: a = 3.6
<u>Step-by-step explanation:</u>
Answer:
x=5
Step-by-step explanation:
You first have to distribute. So multiply the 3 with whats inside the parenthesis. So 3 times 2x is 6x. And 3 times -3 is -9. That means that so far you have 6x-9. Now on the other side you have 4x+1. So you move the 9 over to the other side by doing the opposite of it. Meaning +9. So you add 9 to 1 giving you 10. Now you have, 6x=4x+10. Just subtract 4x from 6x, which gives you 2x. Lastly, you divide the 10 by 2x because division is the opposite of multiplication
Answer:
3. 120
4. 1331
Step-by-step explanation:
9514 1404 393
Answer:
multiply the (3, 4, 5) triple by 5 to get (15, 20, 25)
Step-by-step explanation:
Any multiple of a Pythagorean triple is a Pythagorean triple.
5(3, 4, 5) = (5·3, 5·4, 5·5) = (15, 20, 25) — a Pythagorean triple
Answer: True
Step-by-step explanation: I looked it up