Suppose a railroad rail is 6 kilometers and it expands on a hot day by 19 centimeters in length. approximately how many meters would the center of the rail rise about the ground.

Solve absolute value equation [3x+5]-3

X (6x2 - 4x - 2) equals which of the following expressions? a. 6x3 - 4x - 2 b. 6x3 - 4x2 - 2x c. 6x3 - 4x2 - 2 d. 7x3 - 5x2 - 3x

What is the area of this trapezoid b2=5in. h=4in 3in b1=10in 2in

Find 150% of 74 as a percentage

7a + (4+5a) = 12a+4 use properties and justify each step

The length of an object is measured as 56.8 centimeters. What is this measurement in scientific notation? A. 0.568 * 102 centimeters B. 5,680 * 102 centimeters C. 5.68 * 101 centimeters D. 568 * 101 centimeters

Katherine and Shelly had $288 altogether. Katherinine gave 1/3 of her share to Shally and their father gave $68 to Shally. They now have the sme amount of Money. How Much money did Shally have at first?

A turtle swims at a speed of 15,840 yd per h. a girl swims at a speed of 138 cm per s. 1 dekameter (dam) = 11 yd 1 dam = 1000 cm how much faster does the turtle swim than the girl in dekameters per minute?

Add: (-4x3 + 2y) + - 9x3

4. Simplify - 4b + (-9k) - 6 - 3b + 12.