A rectangle has a height of 7 and a width of 2x2 – 3. Express the area of the entire rectangle.

Aregression was run to determine if there is a relationship between hours of tv watched per day (x) and number of situps a person can do (y). the results of the regression were: y=ax+b a=-0.662 b=30.418 r2=0.703921 r=-0.839

3x + 4y = 5 x- 3y = -7 solve by substitution

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.