Can somebody with these two? i'll mark brainliest for your answer!

1: how do you find 3 4/5x - 2 1/2 for x = -10 step by step?

2: simplify the expression step by step, listing the property of operations used.
-5/6 x (-5/8) x 6/5 =

you so much!

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8