Algebra!!
posted by Margie .
Six pears and three apples cost $3.90. Two pears and five apples cost $3.30. How much does one pear cost?
Hint: You have two unknowns (variables), so you need two equations. Write one equation for each situation and solve the system of equations.
(1): Six pears and three apples cost $3.90
(2): Two pears and five apples cost $3.30
(1)  3*(2):
three apples  15 apples cost $3.90  3*$3.30 >
12 apples costs $6 >
1 apple costs $0.50
And the pear costs $0.40 :)
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