Evaluating Expressions Use the order of operations to help you solve,
56 + 9x2
100 + 5 X4
8 X 12 - 6

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.