A system of equations is shown below 5x + 3y = -6
2x - y = -4
Which statement about the ordered pair (-6,8) is true?

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5