Question

The sum of five times a number and 6 is 21. What is the number?

Answer 1

Answer: it’s 3

Step-by-step explanation:

Answer 2

5x + 6 = 21
-6 -6
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5x = 21
(divide 5 on both sides to get rid of the number to get the variable by itself on both sides which makes X = 4.2