Step 1: 80z + 2,000 + 40 Step 2: 80z + 2,040

Where did she make a mistake

Which statement about the local Maximums and minimums for the given function at true? Check all that apply.

A building has a shadow that is 25 feet long. A person 6 feet tall cast a similar shadow. How long is the person's shadow? How do you figure out these types of problems?

Which term is a quotient

A train leaves at 11.15 and arrives at its destination at 12.23. If the train travelled 95 km, what was it's average speed in km/h? Give your answer rounded to 1 dp.

Write the following equation in slope-intercept form. 7-y+6=0

Check all that apply. π/6 is the reference angle for: A. 8π/6 B. 13π/6 C. 3π/6 D. 5π/6

Use properties of addition and subtraction to evaluate the expression. -42-29-28

Which term best describes a fraction that has a variable or variable expression in its numerator or denominator

What is 7 4/7 simplified

Riley had to add this group of numbers (56 + 47 + 53), but he wanted to add them as quickly and as easily as possible. Here is how he decided to add the numbers: 56 + 47 + 53 = 56 + (47 + 53) = 56 + 100 = 156.