Answer: The answer here is x=2
Step-by-step explanation:
This is a linear equation, take 5x to other side ut will change a sign then solve for x.
2x+5=21
2x=21-5
2x=16
Lastly divide by 2 both sides to get 2
B. There are six sides on the cube so, there can only be 6 possible outcomes. This eliminates choice A, D & E. There is only one side of the cube with the number 5, therefore a 1 in 6 chance.
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