Consider the equations x+1=4 and (x+1)²=16.
a. verify that x=3 is a solution to both equations.
b. find a second solution to the second equation.
c. based on your results, what effect does squaring both sides of an equation appear to have on the solution set?

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.

Find the missing factor. write your answer inexponential form.9^2=9^4×

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?