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Answers by Charles B.

where do i have to got to learn and understand mathemetics (answer)

Solving (usually GRAPHING) systems of inequalities rests upon other skills, the two most important are solving (and graphing) linear inequalities, and solving (and graphing) systems of equations.   So you'll have great trouble with systems of inequalities if you haven't mastered "systems"...

Graph the following equation (answer)

The equation y= -4x + 1 is in the "slope-intercept" form of y=mx+b, where m is the slope (rise over run), and b is the y-intercept (where the line will cross the vertical y-axis).   You need graph paper for an accurate graph (but it's possible to do it on notebook...