What is the first step in the following equation?
28 = -12 - 4x

x= -10

Step-by-step explanation:

28+12= -12+12-4x

40= -4x

40/-4= -4x/-4

-10=x

plants store their excess carbohydrate in the form of starch so that it could be used as energy source later on. the excess carbohydrate is converted into starch in the plastid i.e. chloroplast & this process occurs in the presence of sunlight. it is an insoluble polymer of glucose which gets stored in cell organelles named as amyloplasts. in some plants, starch is also stored in roots and embryos.

i think that you should ask google for the answer to that problem because if we don't know it google does