Answer:
X=10
Step-by-step explanation:
3x=30
3(10)=30
30=30
30+42=72
I hope this helps!
Answer:
√21/5
Step-by-step explanation:
Took the quiz:D (that’s a fraction btw)
Step-by-step explanation:
hope this helps. in the first part you set the problems equal to each other. in the second, you get rid of one letter, then solve.
The answer is 3. You divide the numbers in the bigger triangle by the numbers on the smaller one to find the scale factor
Answer: v = 2
Step-by-step explanation:
Your equation:

You can multiply both sides by 8 to eliminate the fraction, which gives you this:
6v - 5 = 7
Then, you can solve for it:
6v = 12
v = 2