slope and linear equation

1. Write the inverse operation.

Subtract 21.

2. Write the inverse operation.

Add -6.

3. Solve the following equation.

t - 3 = 5

http://www.purplemath.com/modules/slope.htm

http://mathforum.org/cgraph/cslope/

http://www.flashrolls.com/sports-games/Snowboard-Slope-Flash-Game.htm

http://hotmath.com/hotmath_help/games/kp/Karappan_Poochi_Sound.swf

http://www.gradeamathhelp.com/y-intercept.html

http://aix1.uottawa.ca/~jkhoury/game.html