SOLUTION: Sue's average on her first three tests is 88%. If Sue wants to increase her average to 90%, what grade would she need to get on her next test? a) Write an equation for this pro

Question 918751: Sue's average on her first three tests is 88%. If Sue wants to increase her average to 90%, what grade would she need to get on her next test?
a) Write an equation for this problem.
b) Solve the equation from part A.
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

x = 360-264
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