172k views
0 votes
-4x + 8=42 find the value of x

1 Answer

2 votes

Answer:


x=-8.5 or
x=-(17)/(2)

Explanation:


-4x+8=42

Subtract 8 from both sides.


-4x=42-8

Subtract 8 from 42 to get 34.


-4x=34

Divide both sides by −4


x=(34)/(-4)

Reduce the fraction


(34)/(-4)=-(17)/(2)


(34)/(-4)=-8.5

Hope that wasn't confusing!

Hope this helps! o(〃^▽^〃)o

User Jackson Publick
by
5.2k points