X+ 2y = 3
3x - 2y = 5
what is the solution to the system of equations?
a) (4, 3.5)
b) (2, 1/2)
c) (2, -1)
d) (1/2, 2)

Show algebraically that f and g are inverse functions f(x)=x^2/-6; g(x)=square root of 2x+12

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

Cherie works in retail and her weekly salary includes commission for the amount she sells. the equation s=400+0.15c models the relation between her weekly salary, s, in dollars and the amount of her sales, c, in dollars. interpret the slope of the equation.