Answer:
4x + 7
Step-by-step explanation:
7x+4-3x+3
First put the like terms together
7x+4-3x+3 = (7x - 3x) + (4 + 3)
= 4x + 7
Answer:
x = 6 and x = -6
Step-by-step explanation:
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Answer:
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Answer:
They are different because a positive plus a negitive is a negitive while a positive plus a positive is a positive
4+(-4)=0 4+4=8
Step-by-step explanation:
