Can someone help me please

What is the most important factor in determining climates.

What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands

+= + + balance the equation on coefficients, ex. 1,1,1