Solving Linear Equations with Variables on Both Sides #1

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คำถามทั้งหมด: 13

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$2x+7=2+3x$

x = - 9

x = - 5

x = 5

x = 9

$3x^2=90+x^2$

x = 22.5

x = 6.71

x = 6.70

x = 6.08

$7x=-\ 10+2x$

x = 1.11

x = - 1.11

x = - 2

x = 2

$2x\ =\ -\ 2x\ -\ 12$

x = 4

x = - 3

x = - 4

x = 3

$-\ 3x\ -\ 16\ =\ 5x$

x = 8

x = - 8

x = 2

x = - 2

$-\ 14\ +\ x\ =\ -\ 2x$

x = 4.67

x = - 4.67

x = 14

x = - 14

$7x^{2\ }=\ 600\ +\ x^2$

x = 100

x = 24.49

x = 8.66

x = 10

$4x^{2\ }=\ 735\ +\ x^2$

x = 15.65

x = 147

x = 15.24

x = 12.12

$2\left(x\ -\ 14\right)\ =\ -\ 5x$

x = 9.33

x = 4

x = - 9.33

x = - 4

10.

$5x\ =\ 2\left(13\ -\ 4x\right)$

x = - 8.67

x = 8.67

x = - 2

x = 2

11.

$x^{2\ }-\ 20\ =\ 50\ -\ x^2$

x = 5.92

x = 5.91

x = 8.37

x = 5.48

12.

$2x\ +\ 20\ =\ 13\ +\ 3x$

x = - 1.4

x = - 7

x = 7

x = 1.4

13.

$8x^2+\ 40\ =\ x^{2\ }+110$

x = 2.79

x = 7.78

x = 3.62

x = 3.16

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