<span>12x - 1 = 29
Add 1 to both sides of the equals sign
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<span>12x - 1 + 1 = 29 + 1
12x = 30
Now, divide both sides of the equal sign by 12 to isolate the x.
12x / 12 = 30 / 12
x = 2.5
Therefore, the solution is x = 2.5.
Hope this helps!!
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First you have to convert the 9 months into years which is 9/12. Interest = (PRT)/100 = (1200×5×9/12) / 100 = $45
The equation is y= -2x + 1
For this case we must solve the following equation:

To solve we follow the steps below:
We square both sides of the equation squared:

We choose the positive value because we talk about $. 
Answer:
$6
Answer:
in 10 weeks because if you multiply 62.50 10 times you get 625