Is 4x positive or negative?

What is a irrational number between 7.7 and 7.9

Simplify 7.5/4 - 4.9+2.1/25

Give a real word example of how we use postive and negative numbers? Make sure you can explain the meaing of 0.

For step one, what is the best way to find the quotient of 1,250 : 55 using repeated subtraction? A. Multiply 55 by 20. B. Subtract 55 from 1,250. C. Subtract 110 from 1,250. D. Multiply 55 by 10

A highway patrol plane flies 1 mile above a flat, straight road at a steady ground speed of 120 miles per hour. The pilot sees an oncoming car and, with radar, determines that the line-of-sight distance from the plane to the car is 1.

R^2+4r+3 completing the square

The simplest fraction form of 0.0115 is

What is 8 divided by 3526

9x - 4 = 5, x = 1. tell whether x = 1 makes this equation true or false.

131/17 as a mixed number in its simplest form