What is the complement of a 47 degree angle?

If t>0 and t^2-25=0 what is the value of t?

John has x years his sister has 2 years more if the sum of their age is 10 what is the age of her sister

Which equation models the distance, d, traveled in t hours. a. d=50t b. t=50d

Something divide - 7 = - 14

Evaluate h-²g for h = 4 and g = 32. 2 1/2 8

At a certain temperature, the speed of sound in the air is 330 meters per second. Which of the following proportions would be used convert this speed into kilometers per second?

Simplify (ac^4 / 3b^3) ^2

A box is 20 cm long. Which of these is closest to the length of this box in feet? (1 inch = 2.54 cm)

While shopping, you see a jacket marked down 20%. If the original price of the jacket is $175, what is the sale price of the jacket

Subtract the sum of - 11ab and - 23ab from the sum of - 19ab and 7ab