Answer:
Step-by-step explanation:
AX=9x+21, CX=14x+1, because AX=CX we can say
14x+1=9x+21, subtract 9x from both sides
5x+1=21, subtract 1 from both sides
5x=20. divide both sides by 5
x=4
Since CX is half of AC we can say
AC=2(14x+1)
AC=28x+2, and since x=4
AC=28(4)+2
AC=114
