The differene between two numbers is 12. eight times the larger number is 20 times the smaller number. write a system of equations describing the given condition. then solve the system by substitution method and find the two numbers.

What's the quickest way to find the limit of an equation?

In ΔQRS, r = 510 cm, ∠S=5° and ∠Q=15°. Find the area of ΔQRS, to the nearest centimeter.

How to simplify mixed fraction like 6 15/9

A bag contains 40 marbles, 4 of which are blue, 10 are red, 25 are green, and 1 is purple. Shawna takes a marble out of the bag, records the color, and returns it to the bag. How many green marbles should she expect after 400 trials? 25 40 100 250

The formula P=0.01A^2 + 0.05A + 107 models a woman's normal systolic blood pressure, P, at age A. Use this formula to find the age, to the nearest year, of a woman whose normal systolic blood pressure is 140mm hg.

Is 15cm and 7cm a trangle

How to find the quadrant of an angle over 360?

What is 3822 devided by 39

Which of the following expressions are equivalent to x - (-x) + y A. 0+y B. y C. None of the above

In the function y=5x-35, the output is - 25. Whats the input