Round 683,265,721 to the nearest ten million

Let f (x) = x^2 + - 8x + 19 what is the minimum value of the function? Enter your answer in the box

What percent of 292 is 73

18b-3x=3 (_b-_x) how do I work this problem

Y+7=-2 (x+3) intercept form) :

If the numerator of a fraction is increased by 4, then it will equal 3/4. If the denominator of the original fraction is increased by 2, then it will equal 1/2. Find the original fraction.

Which expression shows how to use place value and the distributive property to find 56 (82) ? 56 (80) + 56 (2) 56 (8) + 56 (2) 50 (6) + 80 (2) 50 (80) + 6 (2)

The expanded form of 10 to the power of 0

Five is three more than a number n. I don't understand this at all!

How can you use the side lengths of a triangle to determine if it is an acute triangle?

On the 5th grade class picnic, 50 students share 75 sandwiches equally. How many sandwiches does each student get?