1. What is the solution to the equation? (-9x +5)^1/2=(3 + 4x)^1/2

1. What is the solution to the equation? (-9x +5)^1/2=(3 + 4x)^1/2
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2 Answers

(-9x + 5)^(1/2) = (4x + 3)^(1/2)

-9x + 5 = +- (4x + 3)

Note:  The +- is because (4x+3)^(1/2)  can be 4x + 3 and -4x - 3.  Also because (-9x+5)^(1/2) can be -9x + 5 and 9x - 5.

-9x + 5 = 4x + 3 and -9x + 5 = -4x - 3

-13x = -2 and -5x = -8

x = 2/13 and x = 5/8
by Level 13 User (103k points)
2/13
by

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