Lonnie lives in new mexico and pays 5% in sales tax. he just bought $80 in groceries, but not $30 worth of those groceries were taxable. what is the total amount that lonnie paid for groceries, including sales tax. a.$84.00 b.$82.50 c.$80.25 d.$80.40

Solve 3x-18=2y and 5x-6y=6 by elimination show work

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Sara has been reading about different types of financial grants, including federal pell grants, academic competitiveness grants, smart grants, and teach grants. which statement about these grants is true? filling out a fafsa will not her apply for these grants. she will not have to pay back any funds she receives from these grants. these grants only go to students with less than a 3.0 gpa. she will have to pay back all the funds she receives from these grants.