qwsa1
qwsa1
17-06-2017
Mathematics
contestada
solve for x: 4x+63=11x-18
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playerawesome1
playerawesome1
17-06-2017
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
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Banabanana
Banabanana
17-06-2017
[tex]4x+63=11x-18 \\ 4x-11x=-18-63 \\ -7x=-81 \\ 7x=81 \\ x= \frac{81}{7} =11 \frac{4}{7} [/tex]
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