Ella simplifies (3b+4r) + (-2b-r) and says the result is b+5r. what error did ella make

A pizzeria sells pizza according to size:small pizzas cost 10$, medium pizzas 15$ and large pizzas cost 40$. They usually sell as many small pizzas as medium and large pizzas combined.

Clara started working for $9 per hour. She earns a 4% raise every year.

What is the perimeter and area

Four interior angles of a pentagon measure 85°, 90°, 95°, and 110°. What is the smallest measure of the pentagon's exterior angles? A 5° B 20° C 70° D 85°

What are the roots of a poloynomail equation? x^2+24=11x

How do you rename 7 to make it a fraction

Is 4/18 closest to 0,1/2'or 1

mrs. Jones invested 5000 in savings account. the account pays an anual intrest rate of 6.0 on the amount intially invested. How much money will be in the account if she leaves the money in the savings plan for 10 years

Write a rule to describe the reflection of A (1,5) to A (-1,5)

Suppose that a company claims that its chocolate bars weigh 1.6 ounces on average. It took many large samples, and each time the mean weight of the sample was within the 95% confidence interval.