Plz ! 20
1) write a real world problem that can be modeled by the equation: 1.25x = 0.75x + 50
2) write an equation with the solution x=20. the equation should have the variable on both sides, a fractional coefficient on the left side, and a fraction anywhere on the right side.
3) write an equation with the solution x=25. the equation should have the variable on both sides, a decimal coefficient on the left side, and a decimal anywhere on the right side. one of the decimals should be written in tenths, the other in hundredths.

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?

Find the value of x for which line a is parallel to line b