What is the answer to sqrt(6-2x)+12=21 ?

The answer to sqrt(6-2x)+12=21 is x=-75/2

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sqrt(6-2x)+12=21

6 - 2 x + 12 = 21

x = - \frac{75}{2}

Decimal Notation

x = - 37.5

Solution steps

6 - 2 x + 12 = 21

Move

12

to the right side

6 - 2 x = 9

Square both sides:

6 - 2 x = 81

6 - 2 x = 81

Solve

6 - 2 x = 81 : x = - \frac{75}{2}

x = - \frac{75}{2}

Verify Solutions:

x = - \frac{75}{2}

True

The solution is

x = - \frac{75}{2}

x + 8 + 9 = 2

x^{4} + 1 + x^{3} - 3 x = 0

x, x^{3.5} = 80

x, 2 x + y + 2 x y = 34

What is the answer to sqrt(6-2x)+12=21 ?
The answer to sqrt(6-2x)+12=21 is x=-75/2
Solve for x: sqrt(6-2x)+12=21
The solution is x=-75/2