64x ^2-81 what's the answer?

Ken's predicted temperature for April is 7ºC. His prediction for May is 2ºC higher than April. He used the number line to solve the problem, starting at 0, moving right to 7, and then moving 2 units to the left. Explain Ken's error what did he do

What's the solution 6x-3y=-3 & - 2x+y=4

Which statement describes the graph of f (x) = 4x2 + 20x + 25?

a lady left from Nakuru to Mombasa she drove for 1 hour 45 min she toke a 15 min break then she drives for another 1 hour 20 min if her average speed was 75km/hr what was is the distance from Nakuru to mombasa

The Jurassic zoo charges $10 for each adult admission and $2 for each child. The total bill for 182 people from a school trip was 748. How many adults and how many children went to the zoo

What color goes best with tan skin, brown eyes, and brown hair?

If a is a nonnegative real number, then which inequality statement best describes a?

Ben Spender writes a $60 check which is retumed by his bank with additional charges. The company he wrote the check to, Art Supply Inc.

In a survey of US women the heights in the 20 to 29 age group we are normally distributed with a mean of 64.2 inches and a standard deviation 2.

Jose received $30 for his birthday and put it in his piggy bank. Each week, he puts 4 more dollars in his bank. The amount of money in dollars D in his bank is given by D = 4w + 30 where w is the number of weeks he has saved 4 dollars.