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5x + 8 + 3x + 4 = -40 +4
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2 votes
5x + 8 + 3x + 4 = -40 +4

User Gdiazc
by
5.4k points

2 Answers

2 votes

Answer:

x=-6

Explanation:

User Mhorgan
by
6.8k points
2 votes

Answer:


x=-6

Explanation:


5x+8+3x+4=-40+4

⇒ Subtract 4 from both sides:


5x+8+3x+4-4=-40+4-4


5x+8+3x=-40

⇒ Combine like terms:


5x+3x=8x


8x+8=-40

⇒ Subtract 8 from both sides:


8x+8-8=-40-8


8x=-48

⇒ Divide both sides by 8:


(8x)/(8)=(-48)/(8)


x=-6

________________________

User Jootl
by
6.0k points
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