Three sides of a quadrilateral are the samde length, q. The length of the fourth side 7 inches. The perimeter of the quadrilateral is 40 inches. Write an equation that represents the solution.

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?

When is g(x) = 0 for the function g(x) = 5.23x + 4?