8^3 + 5^4
*

PLEASEEE HELPPP OMGGG

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

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did

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