add : 7x+2y , 3y+4z and 3x-4z
Answers
Answered by
0
Answer: 10x+5y
Step-by-step explanation:
7x+2y+3y+4z+3x-4z
= 7x+3x+2y+3y+4z-4z
= 10x+5y
Answered by
1
Answer:
7x+2y+3y+4z+3x-4z
7x+3x +3y+2y +4z-4z
10x +5y is the answer
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