Pllzzz answer will give brainlistwhich of the following planets does not have rings? (1 point)

mars
uranus
neptune
saturn
7. which planet, when viewed through a telescope, appears as a reddish ball interrupted by some
permanent dark regions that change intensity?
(1 point)
mercury
earth
mars
saturn
8. which planet is second only to the moon in brilliance in the night sky? (1 point)
mercury
mars
jupiter
venus

C. naturally in the environment

Its in the national history museum and you can't se the original because its locked away in a vault 

Amath expression is a collection of one or more terms, which are separated by the signs ( + , - , x , / ).example :   8+b8+b  or  a−3a−3in algebra, an equation is a mathematical statement with two expressions where, each expression is separated by an equal (=) sign. variables can be present on both the sides of the equality (=) sign and we use letters to denote such variables.example 1:   x=4+2x=4+2  , [here, we can observe that the variable is present only on one side of the equation].example 2:   2x+3=x+42x+3=x+4  , [here, we can observe that the variables are present on both side of the equation].