Which relationship is always true for the angles r, x, y, and z of triangle ABC?

x + z = y

180 degrees - x = r

x + y + z = 180 degrees

x + y + z = 90 degrees

What is 60 over negative 15?

A spinner has 16 equal sides section 12 other side sections are purple what is the probability ti The Spinners will land on purple use words to describe the proper debility

Hard question! Jessica is selling books during the summer to earn money for college. She earns a commission on each sale but has to pay for her own expenses.

Translate the following sentence into an equation. Use x to represent an unknown number. Do not solve. The sum of twice a number and 19 is equal to five times the number. Write an equation for the given conditions

Chloe is painting a room. She uses 1/2 gallon of paint to cover 1/3 of a wall. If the walls are all the same size, how much paint will she need to cover one wall

Rectangle x measures 7cm by (x+1) cm. Rectangle B has dimensions of (3x+6) cm and 4cm. The area of rectangle X is half the area of rectangle Y. Calculate the lengths of the sides of the rectangles, and hence, their areas.

A gym membership costs $50 to join and $12 each month. write and use an algebraic expression to find the cost of the gym membership for 6 months.

Find the surface area of a cylinder with radius 7 feet and height 16 feet.

Which function's graph is a translation of the graph of f (x) = x shifted 7 units to the left? a) g (x) = - 7x b) g (x) = x + 7 c) g (x) = 7x d) g (x) = x - 7

How do you convert 79 dollars to cents