(B+2)(b-3)=-6 solve for b
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2(x2-1)=7x+13 solve an sum of two roots
if the sum of two numbers is 80 and the difference is 54 find smaller number x+y=80 x-y=54
the larger x of two positive integers is five more than the smaller y. if three times the smaller is the same as two times the larger, find the two integers set with 2 equations an solvw problem...
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how many gallons y of a 50% solution must be mixed with x gallons of a 20% salt solution to produce 10 gallons of a 38% salt solution. set up with two equations
two groups attended seniors x and regulars y . If seniors paid $10 per ticket and regulars $15 per ticket and the total gate receipt was $650. word problem set up with two equations in...