Is y = (x/3) - 12^3 a linear or nonlinear equation

Bella saw that seven out of 11 people brought in umbrella to the beach. There were 99 people there. How many of them did NOT have a beach umbrella?

If you were given the area of a figure and told that all the dimensions of the figure would be cut in half, how could you find the area of the new similar figure? Multiply the area of the original figure by 4.

An object is traveling at a steady speed of 8 2/3 mph how long will it take the object to travel 5 1/5 miles

Myra is painting a 76 inch by 22 mural. How many square inches will she paint? Write the numbers in the boxes that will complete the model and then solve.

Kristy asks lonnie of a number add 3 to it multiply the sum by 2 and then subtract 6. Let n stand for Lonnies number. What expression could represent Lonnies final number.

Carol has two cats rover and Bobo. Rover eat three fourths of a can of cat food each day and bobo eat a half of a can of cat food each day. Cat food cost five dollars for three cans. It's is only sold in three can packs.

Write a system of equations with (1,-2) as its solution

which has the best unit rate? 16 oz for $4.25 or 20 oz for $ 4.55 I chose 16 oz but I need to make sure it's right

Is 3√ a irrational number

Does anyone know what 2 to the 3rd power means?