Graph the line that passes through (2,5), parallel to the graph of 1.4x 8.5y=-3

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

The area of a circle is equal to 1 dm². find the radius of the circle.