What is the solution to the system of the equations?

x = y - 3

x + 3y = 13

An architect built a scale model of a shopping mall. On the model, a circular fountain is 20 inches tall and 22.5 inches in diameter. If the actual fountain is to be 8 feet tall, what is its diameter?

Write 11:49 A. M. in a 24-hour time format

A school district's income from property taxes was estimated at $1.4 million last year, but the actual income came in at $1.25 million. What was the absolute error in the estimation?

Solve the equation. 8d + 3d - 3d - 8 = 3d

Which expression is equivalent to 2 (3g-4) - 8 (g+3)

If f (x) = - x + 4 and g (x) = x^2 - 5, then g (f (3)) = ? A) - 8 B) - 4 C) - 3 D) 0

F K = (x, y), is Set K a function?

70% of the 100 students in Middle School cafeteria bought their lunch some of the students that bought their lunch leave the cafeteria to attend an assembly now only 60% of the remaining students brought their lunch how many students are remaining

What percent of 150 equals 24.9

Raul wants to buy a new collar for each of his 3 cats. The collars come in a choice of 4 different colors. Step 2 of 2 : How many selections of collars are possible if repetitions of colors are not allowed