Answer:
B = R/x -A
Step-by-step explanation:

Answer:
Step-by-step explanation:
Answer:
$12
Step-by-step explanation:
setting up a proportion and putting 20 of 100 and 60 over x, we multiply 60 and 20 then divide one hundred from both sides leabing. We should have 100/x = 1200/100. Doing this gives us x = 12.
It would be answer choice B.
Correct work shown below:
1/2(4K+8) = 10
2k + 4 = 10
2k = 6
k = 3
Answer:
Parallelograms ALWAYS have opposite sides parallel; rhombuses sometimes do not.
Step-by-step explanation:
i think