First, we should add 1 to both sides to isolate the variable:
3x = 12
Now that x is isolated, we divide by 3:
x = 4
<em>QUESTION:</em>
<em>QUESTION:estimate the equation 12+19.61.</em>
<em>QUESTION:estimate the equation 12+19.61.Answer:</em>
<em>QUESTION:estimate the equation 12+19.61.Answer:12+19.61 =31.61.</em>
Answer:
C. 5 2/3
Step-by-step explanation: