Answer:
21
Step-by-step explanation:
Answer: a = 9.2
Step-by-step explanation: -174.8/-19 = 9.2
9 and 3
10/15=6/(2x-9)
90=10(2x-9)
9=2x-9
x=9
18-8=10
10/(4x+3)=8/12
120=8(4x+3)
30=8x+6
x=3
B 12.16 that is how much the original price was