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What are the solutions to the equation (x - 21)2 = 25?

User Basagabi
by
5.1k points

2 Answers

0 votes

Answer:

x=33.5

Explanation:

User Peter Crabtree
by
5.4k points
3 votes

Answer: 33.5

Explanation:

To find the solution, you first want to distribute the (x-21)2. After that, you want to solve for x.

(x-21)2=25 [Distribute the 2 to (x-21)]

2x-42=25 [Add 42 on both sides]

2x=67 [Divide both sides by 2]

x=33.5