Jacob bought 7 t-shirts for $32.90. Gwen bought 12 t-shirts for $60. Their friend Lia found a store online where she can buy a package of 8 t-shirts. These shirts sell at the same rate as the shirts Jacob bought. How much does Lia pay for the package of 8 t-shirts?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

What is the solution to the equation below? 3/x-2+6=square root x-2 +8