What is the answer to sqrt(-2x+4)+sqrt(2x+5)=3 ?

The answer to sqrt(-2x+4)+sqrt(2x+5)=3 is x=2,x=-5/2

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sqrt(-2x+4)+sqrt(2x+5)=3

- 2 x + 4 + 2 x + 5 = 3

x = 2, x = - \frac{5}{2}

Decimal Notation

x = 2, x = - 2.5

Solution steps

- 2 x + 4 + 2 x + 5 = 3

Remove square roots

16 x^{2} + 80 x + 100 = 72 x + 180

Solve

16 x^{2} + 80 x + 100 = 72 x + 180 : x = 2, x = - \frac{5}{2}

x = 2, x = - \frac{5}{2}

Verify Solutions:

x = 2

True

, x = - \frac{5}{2}

True

The solutions are

x = 2, x = - \frac{5}{2}

x^{3} = a x

x + 4 = 8 - x

90 = 9 25 v

3 x + 4 = 5

x - 1 + 11 = 4

What is the answer to sqrt(-2x+4)+sqrt(2x+5)=3 ?
The answer to sqrt(-2x+4)+sqrt(2x+5)=3 is x=2,x=-5/2
Solve for x: sqrt(-2x+4)+sqrt(2x+5)=3
The solution is x=2,x=-5/2