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Is x = 4 a solution to -3x – 12 = 0? Write yes or no.
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yes
Substitute x=4 in the equation \[-3x-12=0\] \[-3\times 4-12=0\] \[-12-12=0\] \[-24 =0\] This is not true, so x=4 is not the solution of the equation
I wouldn't say so.\[-3(4)-12=-24\neq0\]
whoops nevermind
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