Answer
To combine like terms you add the coefficients of the variable to get a single term:
For example:
$7x+3x= (7+3)x=10x$
$x^2+5x^2= (1+5)x^2=6x^2$
Work Step by Step
To combine like terms you add the coefficients of the variable to get a single term:
For example:
$7x+3x= (7+3)x=10x$
$x^2+5x^2= (1+5)x^2=6x^2$