10 ABC is a straight line. H
A
А A
B
C С
The length AB is five times the length BC.
AC = 90 cm.
Work out the length AB.​

Idont understand math at all! : o( use this scenario to answer the remaining questions: brenton purchased a new bedroom set for $4,500.00. he lives in arizona and pays a 8.75% sales tax. if he made a 50% down payment and financed the rest, what amount did he finance? what is the total sales tax brenton will pay? enter your answer in currency format, round to the nearest cent. what was brenton's total amount financed? enter your answer in currency format, round to the nearest cent.

If square root x = -7, then x= -49 true or false

The square root of 9x plus 7 plus the square rot of 2x equall to 7