20 = 4x+ 6 is equivalent to the equation 24 = 4x + 10
2 answers:
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Answer:
See Explanation
Step-by-step explanation:
You are doing simple math within the square root. For instance where x=-2 you substitute -2 for x then add 2 which gives you 0 leaving you with -6.
for x=2 you end up with "square root 2+2" which gives you 4 and the square root of 4 is 2 so you add -6 to 2 giving you the answer of -4.
Answer:
Option b is correct.
Step-by-step explanation:
From the given condition : Seven less than the quotient of a number, x, and twelve is five times the number.
Here, the number is x
The quotient of a number x and twelve is expressed as ,
Seven less than the quotient of a number, x, and twelve is expressed as,
Five times the number mean,
Therefore, we have an equation in the form of <em>x</em> from the given condition as:
.