Exercise algebra.equations.coverup

Description
solve an equation by covering up

Examples

medium (44)

x-2 == 2

-4*x == -28

-8*x == 72

x+4 == 9

4+x == 2

-10-x == -7

x/(-8) == -3

11-x == 14

-5-3*x == -23

21/x-4 == 3

-3*(x+3) == -27

2-5*x == 47

18/(7-x) == 6

-77/x+4 == -7

-7-x/(-5) == -15

-18/(-3+x) == 3

-5*(5-(3-x)) == -20

(-20-x)/(-5)-2 == 3

4-(x-14)/(-3) == 1

3*x-3-7 == 8

-42/(-2*x+2) == 7

3*(4+x+2) == 12

-6-(-54/(-3*x)) == -12

14-(x-3)/4 == 3

38-7*x == 3

sqrt (125/x) == 5

4*(12-x)+7 == 35

5*x^2 == 80

5*(5-x) == 35

32/sqrt x == 8

21/x-8 == -1

180/x^2 == 5

3*(x-8)^2 == 12

(8-x)/3+7 == 9

sqrt (x+9)/2 == 3

(4*x-18)^2 == 4

3*(13-2*x)^2-20 == 55

5*(x/3-8)^2 == 20

(6/sqrt (x-7))^3 == 8

8-15/sqrt (31-x) == 5

sqrt (4*(x^2-21)) == 4

3+44/sqrt (87+x) == 7

13-56/(21+70/(3+x)) == 12

12/(2+24/(8+28/(2+9/x))) == 3