Sometimes, because if you have a negative number than the opposite is positive and more. Then if you have a positive number it will be negative and therefore less.
Answer: 
Step-by-step explanation:
You can use the Method of substitution.
Substitute the equation
into the equation
and then you must solve for the variable x:
Apply Distributive property:

Subtract 12 from both sides of the equation and then add the like terms. Then you get:

Answer:
Yes
Step-by-step explanation:
Answer:
Measurement error. Took the quiz and got it right.
Step-by-step explanation:
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