Question

someone pls help me its super easy

Answer 1

@Kainui

Answer 2

can you rule out any of the choices?

Answer 3

not d and a

Answer 4

there are three "things" the a, x and the little number in the upper right of each x

what are the little numbers called ?

Answer 5

the little numbers are called exponents (or sometimes "power" )

Answer 6

powers maybe

Answer 7

x (and y and z) are used for variables.

so if the little number is a power or exponent
and x is the variable
what is left for "a" ?

Answer 8

the answer is a

Answer 9

Yes, the "a" stand for numbers that multiply the variable

co-efficient
it's a great word. say it 3 times and you will remember it.