Ancient Egypt was one of the first civilizations. Civilizations are complex societies with organized communities and governments. Many of the first civilizations started around big rivers. Look at the map of early river civilizations. Then answer the question below. Which letter marks ancient Egypt?

a, b,c, d

It is most likely d, asians.

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].

Ansarabs took control;