Expanding
Factorizing
Solving
Simplifying
Simultaneous equations
100

-2(4x+9)

-8x-18

100

12a+3

3(4a+1)

100

2x+3=4

x=1/2

100

-2a  X 3ab

-6a^2b

100

x+4=10

y=4x

x=2, y=8

200

3(4m-5)

12m-15

200

10x-8y

2(5x-4y)

200

x/4-3=7

x=40

200

5 X 7n

35n

200

3x + 2y=19

y=2x - 8

x=5, y=2

300

5y(7-3y)

35y-15y^2

300

16xy-48x^2

16x(y-3x)

300

(2x+4)/9=2

x=7

300

6ab/18b

a/3

300

x - 2y=1

-x + 5y=2

x=3, y=1

400

(3x+2)(x-3)

3x^2-7x-6

400

-9x-27x^2

-9x(1+3x)

400

(2x/3)+5=7

x=3

400

3x+2y+4x+7y

12x+9y

400

3x - 2y=1

5x-2y=11

x=3, y=2

500

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

-4x+8-9x-15

-13x-7

500

6ab-10a^2b+8ab^2

2ab(3-5a+4b)

500

Find x if, the number is multiplied by 7 and the product is divided by 3. The final result is 8

6x/3=8

x=4

500

8ab^2 - 9ab - ab^2 + 3ba

7ab^2 - 6ab

500

4x + 3y=18

3x - 2y=5

x=3, y=2

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