lesson 1-1 combining like terms

A student is working on a problem and gets an answer of  $-5x+12$  .  What is another way her answer might appear?

•  $-12+5x$  

•  $-12-5x$  

•  $12-5x$  

•  $12+5x$  

Combine like terms in the expression below: 
 $x-4+7$  

•  $x+3$  

•  $x+11$  

•  $x-3$  

•  $x-11$  

Combine like terms in the expression below: 
 $3x+15x+8$  

•  $26x$  

•  $18x+8$  

•  $3+23x$  

•  $15x+11$  

Combine like terms in the expression below: 
 $4x-5+20x$  

•  $-x$  

•  $19x$  

•  $24x-5$  

•  $4+15x$  

Combine like terms in the expression below: 
 $12x-5-6$  

•  $12x+11$  

•  $12x-11$  

•  $x$  

•  $-x$  

Combine like terms in the expression below: 
 $4x+12x-21x$  

•  $25+12x$  

•  $37x$  

•  $5x$  

•  $-5x$  

Combine like terms in the expression below: 
 $9x+10x+4+3$  

•  $26x$  

•  $3+23x$  

•  $26$  

•  $7+19x$  

Combine like terms in the expression below: 
 $-1-1-1-1-1+x$  

•  $5+x$  

•  $-5+x$  

•  $5-x$  

•  $-5-x$  

Combine like terms in the expression below: 
 $8+2x-15-10x$  

•  $10x-25$  

•  $-15x$  

•  $-8x-7$  

•  $already\ simplified$  

Combine like terms in the expression below: 
 $-3x-x-x-x$  

•  $-6x$  

•  $6x$  

•  $0$  

•  $x$