Find the value of the expression below for x=10

x to the power of 2 minus (x+5)

Jane travelled 50km in 1 hours and 15 minutes. Karen travelled 80km in 2 hours and 45 minutes. who had the lower average speed?

A farmer in china discovers a mammal hide that contains 70 of its original amount of c-14 N=noe^kt No=initial amount of c-14 at time t K=0.0001 T=time in years

1/2% of 1,000 = 1 1/4% of 1,000 = 3/5% of 1,000 = 6 3/4% of 1,000 =

39.2 is what percent p of 112?

AYUDA, por favor! 3x-2y=5 y=3x+2

Suppose two objects are the same size. Must they weigh the same? Give an example to explain.

How do you write 59 in scientific notation? * 10

Kelli calls her grandmother every month. Every other month, Kelli also calls her cousin. If Kelli calls her cousin in January, how many calls will Kelli have made to her grandmother and her cousin by the end of August

A couple wants to install a square mirror thats has an area of 500 square inches. to the nearest tenth of am inch what length of wood trim is needed to go around the mirror?

Find the reciprocal of the expression. 10b/2b+8