Há quatro jovens numa sala eles têm em média 13 anos se entra na sala um rapaz de 23 anos qual passa a ser a média da idades do grupo?

An equation that shows the relationship between Fahrenheit and Celsius temperatures is F=9/5c+32, where F represents the temperature in degrees Fahrenheit and C represents the temperature in degrees Celsius. Solve this equation for C in terms of F

Which is the best estimate for the lenght of a real couch? Answer has to be in meters.

A health survey determined the mean weight of a sample of 762 men between the ages of 26 and 31 to be 173 pounds, while the mean weight of a sample of 1,561 men between the ages of 67 and 72 was 162 pounds.

18=6q-24 what is the veriable

Which expression is equivalent to 10 (5+n) ? 5n+10n 50n 50+n 50+10n

John Marko buys a car $11,400.00. In three years the car depreciates 48% in value. How much is the car worth in three yoears?

T+7/5 = - 4 What does t=

Where are the asymptotes for the following function located? f (x) = StartFraction 7 Over x squared minus 2 x minus 24 EndFraction x = - 4 and x = 6 x = - 4 and x = 7 x = 4 and x = - 6 x = 6 and x = 7

Today there are 3,659 thousand elementary and secondary teachers employed in a certain country. this number is expected to increase to 3,856 thousand by next decade. what is the percent increase?

For babysitting, Nicole charges a flat fee of $3, plus $10 per hour. Write an equation for the cost, C, after h hours of babysitting.