Which paint is the ideal medium for those who wish to create light and quick compositions

Identify the expression 8 + 8 + 8 + 8 as a numerical expression or a variable expression. for a variable expression, name the variable.

What is similar about the two images below? a. both contain earthlike colors. b. both reduce items to basic geometric forms. c. they share a similar composition d. they were painted by the same artist.

Riddle me this: i am first in earth, second in heaven, appear two times in aweekyou can only see meonce in a year, althoughi'm in the middle of sea. what am i?