Answer:
20
Step-by-step explanation:
16=1 2/10R + -8
16+8= 12/10R
24=12/10R
R=20
Answer:
36
Step-by-step explanation:
2*n = what the expression says.
2*18 = 36 is the answer to n = 18
Whatever value is given to n you just multiply it by 2.
Answer:
49, 17, 4, 18
Step-by-step explanation:
It's kind of not C.
Solve this proportion for 'x':
3/50 = x/2400
Hint: Cross-multiply the proportion, then do what you need to do.