Question 271881
First, figure out the signs. -(-) equals a positive so:
14+5x+2z+32+4z-2x
No add like terms
14+32+5x-2x+2z+4z
46+3x+6z
Usually you write it with the highest degrees:
6z+3x+42
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Remember when multiplying:
A positive and a negative = a negative    
A negative and a positive = a negative
A negative and a negative = a positive
A positive and a positive = a positive
Hope that helps