Solve this equation - 8-x=x-4x

100 in base 10 to base 2

Two angles of a triangle are 30°and 80°. Find the third angle.

What ratios form a proportion? A. 4/12, 6/8 B. 16/12, 3/4 C. 3/2, 15/14 D. 10/16, 5/8. I will give brainliest for the 1st correct answer!

Write the equation of a horizontal line passing through (-3,5) Show work.

How much pure acid should be mixed with 3 gallons of a 20% acid solution in order to get a 60 % acid solution

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.