If the state sales tax rate is 8%, how much money will you need to purchase a pair of jeans costing $29.99 and a shirt costing $
2 answers:
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C. -10
(20+2x)/(5-x)
Multiply both sides by lowest common denominator, simplify
2x + 20 = 0
2(x + 10) = 0
factor out 2 from 2x+20
(20+2x)/(5-x)
Multiply both sides by lowest common denominator, simplify
2x + 20 = 0
2(x + 10) = 0
factor out 2 from 2x+20