Respuesta :

pinkqueenlove2007

Answer:

3 6/23

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable. So, um I don't know what's wrong but I'm pretty sure this is the answer.  

4546b

Answer:

23x=75

Step-by-step explanation:

they turned the negative 12 into a positive 12 in the second step. in the 3rd step they turned 4x into 20x.

4(6x+7)+3(x-4)= 4(x+4)+5(5)+50

24x+28+3x-12=4x+16+25+50

27x+16=4x+75+16

27x=4x+75

23x=75

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