Find the gain or loss per cent when: (1) CP = 620 and SP = 713?
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100 points, hi, i’m not sure how to get the equation from the graph and table.

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?