Solve the equation. 3x+12 = 5x-21

Helene invested a total of 1,200 $

The table shows the number of degrees the temperature increased or decreased over four days. Day Tuesday Wednesday Thursday Friday Temperature Temperature Change -9 +6° +10° -12° On which day did the temperature change have the greatest magnitude?

Which could be the dimensions of a rectangular prism whose surface area is greater than 140 square feet? Select three options.

Explain how you round the numbers 33 and 89 to estimate their sum

What is the total r value for a wall made of 4 inches of wood, 2 inches of fiberglass, and 3 inches of foam? assume that the r values for a 1-inch thickness of these materials is given by: r (1" wood) = 2, r (1" fiberglass) = 4, and r (1" foam) = 5?

Suppose that a scholarship qualifying exam is given to a large number of students every year. Over the last 5 years, the exam results are normally distributed with a mean of 35 and a standard deviation of 7.

What is 4/6 times 3/5?

How do I solve - 2 (x+1) = -8x+1

114 seniors out of a HS of size 430

The president of a company creates a graph of the price of the company's stock over one year. He describes the graph as follows: • The price of the stock rose to about $17 before falling to about $4.