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Solve for x: 4x+63=11x-18

Solve for x: 4x+63=11x-18
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5 votes
Solve for x: 4x+63=11x-18

User Zaheer Babar
by
8.1k points

2 Answers

1 vote

4x+63=11x-18 \\ 4x-11x=-18-63 \\ -7x=-81 \\ 7x=81 \\ x= (81)/(7) =11 (4)/(7)
User Dave McNulla
by
8.3k points
5 votes
First you move the x to one side
4x + 63 = 11x - 18
-4x. -4x
63 = 7x - 18
Next you add 18 on both sides
63 = 7x - 18
+18. +18
81 = 7x
Lastly you divide by 7 on both sides
11.5714285714 = x
x = 11.6 <---- round
User James Lockhart
by
9.0k points
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