7x< 21 Im on khan academy so i need help

x< 3

7x<21

Divide each term in 7x<21 by 7.

Cancel the common factor of 7.

Divide 21 by 7.

The result can be shown in multiple forms.

Inequality Form:

x< 3

Interval Notation:

(−∞, 3)

when studying polynomials, you often hear the terms zeros, roots, factors and x x the multiplicity of a zero is important because it tells us how the graph of the let's look at the graph of a function that has the same zeros

step-by-step explanation:

the answer for this question is 38