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Popular >

81=12(12-x)

Solution

81 = 12 (12 - x)

Solution

x = \frac{21}{4}

+1

Decimal Notation

x = 5.25

Solution steps

81 = 12 (12 - x)

Switch sides

12 (12 - x) = 81

Divide both sides by

12

12 - x = \frac{27}{4}

Move

12

to the right side

- x = - \frac{21}{4}

Divide both sides by

- 1

x = \frac{21}{4}

Popular Examples

8(x-2)=6x-3(1-5x)

8 (x - 2) = 6 x - 3 (1 - 5 x)

2-(2-7)+3a(2+2)=3.2-4+6a

2 - (2 - 7) + 3 a (2 + 2) = 3.2 - 4 + 6 a

solvefor x,-2xy=0 solve for

x, - 2 x y = 0

(2(x-1))/3 =1+(3x-6)/4

\frac{2 ( x - 1 )}{3} = 1 + \frac{3 x - 6}{4}

7 r - 4 + 2 r = 12 + 7 r

Frequently Asked Questions (FAQ)

What is the answer to 81=12(12-x) ?
The answer to 81=12(12-x) is x= 21/4
Solve for x: 81=12(12-x)
The solution is x= 21/4