What number must you add to complete the square?

X2+8x=-3

A. 8

B. 16

C. 4

D. 64

A dairy needs 392 gallons of milk containing 5% butterfat. How many gallons each of milk containing 6% butterfat and milk containing 2% butterfat must be used to obtain the desired 392 gallons?

A rectangle field has side lengths that measure 5/6 mile and 1/3 mile. What is the area of the field?

Two students went to the schools clinic with fevers Isabell had a temperature of 103.78 and Bryan had a temperature that was 2.36 less what was Ryan's temperature? A) 101.39 B) 106.17 C) 103.78 D) 108.57

What is 0.3 % out of $ 1,076?

Franklin the frog is competing in a frog jumping contest, Franklin takes three jumps and six steps and lands at 24 Write an equation to represent the situation, where J is the size of Franklin's jumps

Gavin's anemometer measures the wind speed at 44.14 kilometers per hour. 4 times the wind speed 5 hours ago. What was the wind speed 5 hours ago?

Find the next three terms in the numbers sequence 3,10,19,26,_,_,_.

Simplify the expression cosxcscxtanx

Simplify (2^3) ^-2. 1) - (1/64) 2) 1/64 3) 2 4) 64

And is currently h years old. Bill is currently 2h years old and Charles is currently eight years old. Find an expression for each person's age after h years. Then find an expression for the sum of their ages after h years.