Hiro built a garden in their backyard that measured 53 inches by 37 inches, and built a fence around it.
Later on, they decided to change the size of it to 44 inches by 64
inches.
How much extra fence do they need to buy to build around
their new garden?
inch(es)

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

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 25% of y is 30, what is 60% of y?