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What are the possible values of x if (4x – 5)2 = 49?

What are the possible values of x if (4x – 5)2 = 49?
asked 78.1k views
4 votes
What are the possible values of x if (4x – 5)2 = 49?

asked
User Segfault
by
7.7k points

2 Answers

7 votes
8x-10=49
8x=59
x=59/8
or
x=7.375
answered
User Brock Adams
by
8.1k points
4 votes
2(4x - 5) = 49
4x - 5 = 49/2
4x = 24.5 + 5
x = 29.5 / 4
x = 7.375
answered
User Reberhardt
by
7.7k points
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