Answer:
7
Step-by-step explanation:
Given the information from the question:

Next we can use the order of operations to find the value of the expression.

1.20x = 50
x = 50 / 1.20
x = 41.67 <== before tax
The answer is here written
The answer is 1 because 1×1=1
Answer:
x^2 + 6x + 2 = 0
Step-by-step explanation:
Just add 2 to both sides, obtaining x^2 + 6x + 2 = 0; this is in "general form" for a quadratic equation.