1kilogram is equivalent to 1,000 grams how many grams are in 3.5 kilograms

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

3.4a=57.8 what is the the value of a